Home / 10,284.38-14,192.45-5,568.66

Finding the Fourth Proportional to 10,284.38, 14,192.45 and 5,568.66

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Solution

The fourth proportional to 10,284.38, 14,192.45 and 5,568.66 is: 7,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.38 : 14,192.45 = 5,568.66 : x
  2. Step 2: Convert to fraction form
    10,284.38/14,192.45 = 5,568.66/x
  3. Step 3: Cross multiply
    10,284.38x = 14,192.45 × 5,568.66
  4. Step 4: Simplify right side
    10,284.38x = 79,032,900.77
  5. Step 5: Solve for x
    x = 79,032,900.77/10,284.38
  6. Step 6: Final answer
    x = 7,684.75

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Half scale
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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.