Home / 10,260.84-14,159.96-5,545.13

Finding the Fourth Proportional to 10,260.84, 14,159.96 and 5,545.13

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Solution

The fourth proportional to 10,260.84, 14,159.96 and 5,545.13 is: 7,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.84 : 14,159.96 = 5,545.13 : x
  2. Step 2: Convert to fraction form
    10,260.84/14,159.96 = 5,545.13/x
  3. Step 3: Cross multiply
    10,260.84x = 14,159.96 × 5,545.13
  4. Step 4: Simplify right side
    10,260.84x = 78,518,772.45
  5. Step 5: Solve for x
    x = 78,518,772.45/10,260.84
  6. Step 6: Final answer
    x = 7,652.27

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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.