Home / 8,712.32-13,073.98-3,714.68

Finding the Fourth Proportional to 8,712.32, 13,073.98 and 3,714.68

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Solution

The fourth proportional to 8,712.32, 13,073.98 and 3,714.68 is: 5,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712.32 : 13,073.98 = 3,714.68 : x
  2. Step 2: Convert to fraction form
    8,712.32/13,073.98 = 3,714.68/x
  3. Step 3: Cross multiply
    8,712.32x = 13,073.98 × 3,714.68
  4. Step 4: Simplify right side
    8,712.32x = 48,565,652.03
  5. Step 5: Solve for x
    x = 48,565,652.03/8,712.32
  6. Step 6: Final answer
    x = 5,574.37

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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.