Home / 10,217.31-15,345.41-6,348.75

Finding the Fourth Proportional to 10,217.31, 15,345.41 and 6,348.75

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Solution

The fourth proportional to 10,217.31, 15,345.41 and 6,348.75 is: 9,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.31 : 15,345.41 = 6,348.75 : x
  2. Step 2: Convert to fraction form
    10,217.31/15,345.41 = 6,348.75/x
  3. Step 3: Cross multiply
    10,217.31x = 15,345.41 × 6,348.75
  4. Step 4: Simplify right side
    10,217.31x = 97,424,139.99
  5. Step 5: Solve for x
    x = 97,424,139.99/10,217.31
  6. Step 6: Final answer
    x = 9,535.20

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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.