Home / 10,359.13-15,538.31-2,963.58

Finding the Fourth Proportional to 10,359.13, 15,538.31 and 2,963.58

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Solution

The fourth proportional to 10,359.13, 15,538.31 and 2,963.58 is: 4,445.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.13 : 15,538.31 = 2,963.58 : x
  2. Step 2: Convert to fraction form
    10,359.13/15,538.31 = 2,963.58/x
  3. Step 3: Cross multiply
    10,359.13x = 15,538.31 × 2,963.58
  4. Step 4: Simplify right side
    10,359.13x = 46,049,024.75
  5. Step 5: Solve for x
    x = 46,049,024.75/10,359.13
  6. Step 6: Final answer
    x = 4,445.26

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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.