Home / 8,569.32-12,847.77-5,789.04

Finding the Fourth Proportional to 8,569.32, 12,847.77 and 5,789.04

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Solution

The fourth proportional to 8,569.32, 12,847.77 and 5,789.04 is: 8,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.32 : 12,847.77 = 5,789.04 : x
  2. Step 2: Convert to fraction form
    8,569.32/12,847.77 = 5,789.04/x
  3. Step 3: Cross multiply
    8,569.32x = 12,847.77 × 5,789.04
  4. Step 4: Simplify right side
    8,569.32x = 74,376,254.44
  5. Step 5: Solve for x
    x = 74,376,254.44/8,569.32
  6. Step 6: Final answer
    x = 8,679.36

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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.