Home / 9,126.84-12,593.97-5,147.73

Finding the Fourth Proportional to 9,126.84, 12,593.97 and 5,147.73

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Solution

The fourth proportional to 9,126.84, 12,593.97 and 5,147.73 is: 7,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.84 : 12,593.97 = 5,147.73 : x
  2. Step 2: Convert to fraction form
    9,126.84/12,593.97 = 5,147.73/x
  3. Step 3: Cross multiply
    9,126.84x = 12,593.97 × 5,147.73
  4. Step 4: Simplify right side
    9,126.84x = 64,830,357.19
  5. Step 5: Solve for x
    x = 64,830,357.19/9,126.84
  6. Step 6: Final answer
    x = 7,103.26

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Half scale
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Double scale
Find fourth proportional to 9,127.84, 12,595.35 and 5,148.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.