Home / 10,437.20-15,658.23-3,417.19

Finding the Fourth Proportional to 10,437.20, 15,658.23 and 3,417.19

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Solution

The fourth proportional to 10,437.20, 15,658.23 and 3,417.19 is: 5,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.20 : 15,658.23 = 3,417.19 : x
  2. Step 2: Convert to fraction form
    10,437.20/15,658.23 = 3,417.19/x
  3. Step 3: Cross multiply
    10,437.20x = 15,658.23 × 3,417.19
  4. Step 4: Simplify right side
    10,437.20x = 53,507,146.97
  5. Step 5: Solve for x
    x = 53,507,146.97/10,437.20
  6. Step 6: Final answer
    x = 5,126.58

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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.