Home / 10,260.84-14,159.91-5,545.11

Finding the Fourth Proportional to 10,260.84, 14,159.91 and 5,545.11

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Solution

The fourth proportional to 10,260.84, 14,159.91 and 5,545.11 is: 7,652.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.84 : 14,159.91 = 5,545.11 : x
  2. Step 2: Convert to fraction form
    10,260.84/14,159.91 = 5,545.11/x
  3. Step 3: Cross multiply
    10,260.84x = 14,159.91 × 5,545.11
  4. Step 4: Simplify right side
    10,260.84x = 78,518,258.54
  5. Step 5: Solve for x
    x = 78,518,258.54/10,260.84
  6. Step 6: Final answer
    x = 7,652.23

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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.