Home / 8,557.22-12,835.85-2,317.26

Finding the Fourth Proportional to 8,557.22, 12,835.85 and 2,317.26

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Solution

The fourth proportional to 8,557.22, 12,835.85 and 2,317.26 is: 3,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.22 : 12,835.85 = 2,317.26 : x
  2. Step 2: Convert to fraction form
    8,557.22/12,835.85 = 2,317.26/x
  3. Step 3: Cross multiply
    8,557.22x = 12,835.85 × 2,317.26
  4. Step 4: Simplify right side
    8,557.22x = 29,744,001.77
  5. Step 5: Solve for x
    x = 29,744,001.77/8,557.22
  6. Step 6: Final answer
    x = 3,475.90

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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.