Home / 5,071.04-7,606.08-2,149.28

Finding the Fourth Proportional to 5,071.04, 7,606.08 and 2,149.28

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Solution

The fourth proportional to 5,071.04, 7,606.08 and 2,149.28 is: 3,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.04 : 7,606.08 = 2,149.28 : x
  2. Step 2: Convert to fraction form
    5,071.04/7,606.08 = 2,149.28/x
  3. Step 3: Cross multiply
    5,071.04x = 7,606.08 × 2,149.28
  4. Step 4: Simplify right side
    5,071.04x = 16,347,595.62
  5. Step 5: Solve for x
    x = 16,347,595.62/5,071.04
  6. Step 6: Final answer
    x = 3,223.72

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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.