Home / 8,248.16-11,381.28-4,710.80

Finding the Fourth Proportional to 8,248.16, 11,381.28 and 4,710.80

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Solution

The fourth proportional to 8,248.16, 11,381.28 and 4,710.80 is: 6,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.16 : 11,381.28 = 4,710.80 : x
  2. Step 2: Convert to fraction form
    8,248.16/11,381.28 = 4,710.80/x
  3. Step 3: Cross multiply
    8,248.16x = 11,381.28 × 4,710.80
  4. Step 4: Simplify right side
    8,248.16x = 53,614,933.82
  5. Step 5: Solve for x
    x = 53,614,933.82/8,248.16
  6. Step 6: Final answer
    x = 6,500.23

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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.