Home / 11,577.02-17,355.12-4,179.74

Finding the Fourth Proportional to 11,577.02, 17,355.12 and 4,179.74

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Solution

The fourth proportional to 11,577.02, 17,355.12 and 4,179.74 is: 6,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.02 : 17,355.12 = 4,179.74 : x
  2. Step 2: Convert to fraction form
    11,577.02/17,355.12 = 4,179.74/x
  3. Step 3: Cross multiply
    11,577.02x = 17,355.12 × 4,179.74
  4. Step 4: Simplify right side
    11,577.02x = 72,539,802.49
  5. Step 5: Solve for x
    x = 72,539,802.49/11,577.02
  6. Step 6: Final answer
    x = 6,265.85

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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.