Home / 11,438.60-17,160.06-4,042.20

Finding the Fourth Proportional to 11,438.60, 17,160.06 and 4,042.20

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Solution

The fourth proportional to 11,438.60, 17,160.06 and 4,042.20 is: 6,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.60 : 17,160.06 = 4,042.20 : x
  2. Step 2: Convert to fraction form
    11,438.60/17,160.06 = 4,042.20/x
  3. Step 3: Cross multiply
    11,438.60x = 17,160.06 × 4,042.20
  4. Step 4: Simplify right side
    11,438.60x = 69,364,394.53
  5. Step 5: Solve for x
    x = 69,364,394.53/11,438.60
  6. Step 6: Final answer
    x = 6,064.06

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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.