Home / 8,714.04-13,070.82-3,519.72

Finding the Fourth Proportional to 8,714.04, 13,070.82 and 3,519.72

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Solution

The fourth proportional to 8,714.04, 13,070.82 and 3,519.72 is: 5,279.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.04 : 13,070.82 = 3,519.72 : x
  2. Step 2: Convert to fraction form
    8,714.04/13,070.82 = 3,519.72/x
  3. Step 3: Cross multiply
    8,714.04x = 13,070.82 × 3,519.72
  4. Step 4: Simplify right side
    8,714.04x = 46,005,626.57
  5. Step 5: Solve for x
    x = 46,005,626.57/8,714.04
  6. Step 6: Final answer
    x = 5,279.48

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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.