Home / 10,403.73-14,356.62-6,425.19

Finding the Fourth Proportional to 10,403.73, 14,356.62 and 6,425.19

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Solution

The fourth proportional to 10,403.73, 14,356.62 and 6,425.19 is: 8,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.73 : 14,356.62 = 6,425.19 : x
  2. Step 2: Convert to fraction form
    10,403.73/14,356.62 = 6,425.19/x
  3. Step 3: Cross multiply
    10,403.73x = 14,356.62 × 6,425.19
  4. Step 4: Simplify right side
    10,403.73x = 92,244,011.26
  5. Step 5: Solve for x
    x = 92,244,011.26/10,403.73
  6. Step 6: Final answer
    x = 8,866.44

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Double scale
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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.