Home / 5,656.16-8,487.06-2,538.39

Finding the Fourth Proportional to 5,656.16, 8,487.06 and 2,538.39

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Solution

The fourth proportional to 5,656.16, 8,487.06 and 2,538.39 is: 3,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.16 : 8,487.06 = 2,538.39 : x
  2. Step 2: Convert to fraction form
    5,656.16/8,487.06 = 2,538.39/x
  3. Step 3: Cross multiply
    5,656.16x = 8,487.06 × 2,538.39
  4. Step 4: Simplify right side
    5,656.16x = 21,543,468.23
  5. Step 5: Solve for x
    x = 21,543,468.23/5,656.16
  6. Step 6: Final answer
    x = 3,808.85

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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.