Home / 8,404.02-12,606.66-2,560.68

Finding the Fourth Proportional to 8,404.02, 12,606.66 and 2,560.68

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Solution

The fourth proportional to 8,404.02, 12,606.66 and 2,560.68 is: 3,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.02 : 12,606.66 = 2,560.68 : x
  2. Step 2: Convert to fraction form
    8,404.02/12,606.66 = 2,560.68/x
  3. Step 3: Cross multiply
    8,404.02x = 12,606.66 × 2,560.68
  4. Step 4: Simplify right side
    8,404.02x = 32,281,622.13
  5. Step 5: Solve for x
    x = 32,281,622.13/8,404.02
  6. Step 6: Final answer
    x = 3,841.21

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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.