Home / 10,439.54-14,411.49-6,463.25

Finding the Fourth Proportional to 10,439.54, 14,411.49 and 6,463.25

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Solution

The fourth proportional to 10,439.54, 14,411.49 and 6,463.25 is: 8,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.54 : 14,411.49 = 6,463.25 : x
  2. Step 2: Convert to fraction form
    10,439.54/14,411.49 = 6,463.25/x
  3. Step 3: Cross multiply
    10,439.54x = 14,411.49 × 6,463.25
  4. Step 4: Simplify right side
    10,439.54x = 93,145,062.74
  5. Step 5: Solve for x
    x = 93,145,062.74/10,439.54
  6. Step 6: Final answer
    x = 8,922.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.