Home / 9,127.85-12,593.34-7,446.35

Finding the Fourth Proportional to 9,127.85, 12,593.34 and 7,446.35

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Solution

The fourth proportional to 9,127.85, 12,593.34 and 7,446.35 is: 10,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.85 : 12,593.34 = 7,446.35 : x
  2. Step 2: Convert to fraction form
    9,127.85/12,593.34 = 7,446.35/x
  3. Step 3: Cross multiply
    9,127.85x = 12,593.34 × 7,446.35
  4. Step 4: Simplify right side
    9,127.85x = 93,774,448.79
  5. Step 5: Solve for x
    x = 93,774,448.79/9,127.85
  6. Step 6: Final answer
    x = 10,273.45

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Half scale
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Double scale
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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.