Home / 3,941.52-5,442.60-2,703.12

Finding the Fourth Proportional to 3,941.52, 5,442.60 and 2,703.12

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Solution

The fourth proportional to 3,941.52, 5,442.60 and 2,703.12 is: 3,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.52 : 5,442.60 = 2,703.12 : x
  2. Step 2: Convert to fraction form
    3,941.52/5,442.60 = 2,703.12/x
  3. Step 3: Cross multiply
    3,941.52x = 5,442.60 × 2,703.12
  4. Step 4: Simplify right side
    3,941.52x = 14,712,000.91
  5. Step 5: Solve for x
    x = 14,712,000.91/3,941.52
  6. Step 6: Final answer
    x = 3,732.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.