Home / 8,475.04-12,714.72-2,631.70

Finding the Fourth Proportional to 8,475.04, 12,714.72 and 2,631.70

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Solution

The fourth proportional to 8,475.04, 12,714.72 and 2,631.70 is: 3,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.04 : 12,714.72 = 2,631.70 : x
  2. Step 2: Convert to fraction form
    8,475.04/12,714.72 = 2,631.70/x
  3. Step 3: Cross multiply
    8,475.04x = 12,714.72 × 2,631.70
  4. Step 4: Simplify right side
    8,475.04x = 33,461,328.62
  5. Step 5: Solve for x
    x = 33,461,328.62/8,475.04
  6. Step 6: Final answer
    x = 3,948.22

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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.