Home / 11,379.04-17,066.88-3,587.92

Finding the Fourth Proportional to 11,379.04, 17,066.88 and 3,587.92

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Solution

The fourth proportional to 11,379.04, 17,066.88 and 3,587.92 is: 5,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379.04 : 17,066.88 = 3,587.92 : x
  2. Step 2: Convert to fraction form
    11,379.04/17,066.88 = 3,587.92/x
  3. Step 3: Cross multiply
    11,379.04x = 17,066.88 × 3,587.92
  4. Step 4: Simplify right side
    11,379.04x = 61,234,600.09
  5. Step 5: Solve for x
    x = 61,234,600.09/11,379.04
  6. Step 6: Final answer
    x = 5,381.35

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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.