Home / 10,657.16-14,707.68-6,180.87

Finding the Fourth Proportional to 10,657.16, 14,707.68 and 6,180.87

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Solution

The fourth proportional to 10,657.16, 14,707.68 and 6,180.87 is: 8,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.16 : 14,707.68 = 6,180.87 : x
  2. Step 2: Convert to fraction form
    10,657.16/14,707.68 = 6,180.87/x
  3. Step 3: Cross multiply
    10,657.16x = 14,707.68 × 6,180.87
  4. Step 4: Simplify right side
    10,657.16x = 90,906,227.18
  5. Step 5: Solve for x
    x = 90,906,227.18/10,657.16
  6. Step 6: Final answer
    x = 8,530.07

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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.