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Finding the Fourth Proportional to 8,537.64, 12,808.20 and 4,841.52

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Solution

The fourth proportional to 8,537.64, 12,808.20 and 4,841.52 is: 7,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.64 : 12,808.20 = 4,841.52 : x
  2. Step 2: Convert to fraction form
    8,537.64/12,808.20 = 4,841.52/x
  3. Step 3: Cross multiply
    8,537.64x = 12,808.20 × 4,841.52
  4. Step 4: Simplify right side
    8,537.64x = 62,011,156.46
  5. Step 5: Solve for x
    x = 62,011,156.46/8,537.64
  6. Step 6: Final answer
    x = 7,263.27

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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.