Home / 8,486.02-12,729.08-2,562.92

Finding the Fourth Proportional to 8,486.02, 12,729.08 and 2,562.92

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Solution

The fourth proportional to 8,486.02, 12,729.08 and 2,562.92 is: 3,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486.02 : 12,729.08 = 2,562.92 : x
  2. Step 2: Convert to fraction form
    8,486.02/12,729.08 = 2,562.92/x
  3. Step 3: Cross multiply
    8,486.02x = 12,729.08 × 2,562.92
  4. Step 4: Simplify right side
    8,486.02x = 32,623,613.71
  5. Step 5: Solve for x
    x = 32,623,613.71/8,486.02
  6. Step 6: Final answer
    x = 3,844.40

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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.