Home / 9,346.25-12,897.83-5,154.77

Finding the Fourth Proportional to 9,346.25, 12,897.83 and 5,154.77

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Solution

The fourth proportional to 9,346.25, 12,897.83 and 5,154.77 is: 7,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.25 : 12,897.83 = 5,154.77 : x
  2. Step 2: Convert to fraction form
    9,346.25/12,897.83 = 5,154.77/x
  3. Step 3: Cross multiply
    9,346.25x = 12,897.83 × 5,154.77
  4. Step 4: Simplify right side
    9,346.25x = 66,485,347.15
  5. Step 5: Solve for x
    x = 66,485,347.15/9,346.25
  6. Step 6: Final answer
    x = 7,113.59

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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.