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Finding the Fourth Proportional to 7,244.88, 10,875.02 and 6,417.33

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Solution

The fourth proportional to 7,244.88, 10,875.02 and 6,417.33 is: 9,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.88 : 10,875.02 = 6,417.33 : x
  2. Step 2: Convert to fraction form
    7,244.88/10,875.02 = 6,417.33/x
  3. Step 3: Cross multiply
    7,244.88x = 10,875.02 × 6,417.33
  4. Step 4: Simplify right side
    7,244.88x = 69,788,560.01
  5. Step 5: Solve for x
    x = 69,788,560.01/7,244.88
  6. Step 6: Final answer
    x = 9,632.81

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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.