Home / 8,405.02-12,609.96-2,562.58

Finding the Fourth Proportional to 8,405.02, 12,609.96 and 2,562.58

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Solution

The fourth proportional to 8,405.02, 12,609.96 and 2,562.58 is: 3,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,405.02 : 12,609.96 = 2,562.58 : x
  2. Step 2: Convert to fraction form
    8,405.02/12,609.96 = 2,562.58/x
  3. Step 3: Cross multiply
    8,405.02x = 12,609.96 × 2,562.58
  4. Step 4: Simplify right side
    8,405.02x = 32,314,031.30
  5. Step 5: Solve for x
    x = 32,314,031.30/8,405.02
  6. Step 6: Final answer
    x = 3,844.61

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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.