Home / 9,402.31-14,105.81-6,634.40

Finding the Fourth Proportional to 9,402.31, 14,105.81 and 6,634.40

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Solution

The fourth proportional to 9,402.31, 14,105.81 and 6,634.40 is: 9,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.31 : 14,105.81 = 6,634.40 : x
  2. Step 2: Convert to fraction form
    9,402.31/14,105.81 = 6,634.40/x
  3. Step 3: Cross multiply
    9,402.31x = 14,105.81 × 6,634.40
  4. Step 4: Simplify right side
    9,402.31x = 93,583,531.92
  5. Step 5: Solve for x
    x = 93,583,531.92/9,402.31
  6. Step 6: Final answer
    x = 9,953.25

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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.