Home / 11,563.12-17,342.72-4,166.20

Finding the Fourth Proportional to 11,563.12, 17,342.72 and 4,166.20

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Solution

The fourth proportional to 11,563.12, 17,342.72 and 4,166.20 is: 6,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.12 : 17,342.72 = 4,166.20 : x
  2. Step 2: Convert to fraction form
    11,563.12/17,342.72 = 4,166.20/x
  3. Step 3: Cross multiply
    11,563.12x = 17,342.72 × 4,166.20
  4. Step 4: Simplify right side
    11,563.12x = 72,253,240.06
  5. Step 5: Solve for x
    x = 72,253,240.06/11,563.12
  6. Step 6: Final answer
    x = 6,248.59

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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.