Home / 10,347.30-15,513.66-4,505.58

Finding the Fourth Proportional to 10,347.30, 15,513.66 and 4,505.58

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Solution

The fourth proportional to 10,347.30, 15,513.66 and 4,505.58 is: 6,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.30 : 15,513.66 = 4,505.58 : x
  2. Step 2: Convert to fraction form
    10,347.30/15,513.66 = 4,505.58/x
  3. Step 3: Cross multiply
    10,347.30x = 15,513.66 × 4,505.58
  4. Step 4: Simplify right side
    10,347.30x = 69,898,036.22
  5. Step 5: Solve for x
    x = 69,898,036.22/10,347.30
  6. Step 6: Final answer
    x = 6,755.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.