Home / 11,537.25-17,307.45-4,140.15

Finding the Fourth Proportional to 11,537.25, 17,307.45 and 4,140.15

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Solution

The fourth proportional to 11,537.25, 17,307.45 and 4,140.15 is: 6,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.25 : 17,307.45 = 4,140.15 : x
  2. Step 2: Convert to fraction form
    11,537.25/17,307.45 = 4,140.15/x
  3. Step 3: Cross multiply
    11,537.25x = 17,307.45 × 4,140.15
  4. Step 4: Simplify right side
    11,537.25x = 71,655,439.12
  5. Step 5: Solve for x
    x = 71,655,439.12/11,537.25
  6. Step 6: Final answer
    x = 6,210.79

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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.