Home / 8,817.60-12,169.13-5,041.07

Finding the Fourth Proportional to 8,817.60, 12,169.13 and 5,041.07

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Solution

The fourth proportional to 8,817.60, 12,169.13 and 5,041.07 is: 6,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.60 : 12,169.13 = 5,041.07 : x
  2. Step 2: Convert to fraction form
    8,817.60/12,169.13 = 5,041.07/x
  3. Step 3: Cross multiply
    8,817.60x = 12,169.13 × 5,041.07
  4. Step 4: Simplify right side
    8,817.60x = 61,345,436.17
  5. Step 5: Solve for x
    x = 61,345,436.17/8,817.60
  6. Step 6: Final answer
    x = 6,957.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.