Home / 8,860.68-13,291.02-5,575.32

Finding the Fourth Proportional to 8,860.68, 13,291.02 and 5,575.32

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Solution

The fourth proportional to 8,860.68, 13,291.02 and 5,575.32 is: 8,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.68 : 13,291.02 = 5,575.32 : x
  2. Step 2: Convert to fraction form
    8,860.68/13,291.02 = 5,575.32/x
  3. Step 3: Cross multiply
    8,860.68x = 13,291.02 × 5,575.32
  4. Step 4: Simplify right side
    8,860.68x = 74,101,689.63
  5. Step 5: Solve for x
    x = 74,101,689.63/8,860.68
  6. Step 6: Final answer
    x = 8,362.98

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.