Home / 7,301.10-10,951.65-3,603.90

Finding the Fourth Proportional to 7,301.10, 10,951.65 and 3,603.90

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Solution

The fourth proportional to 7,301.10, 10,951.65 and 3,603.90 is: 5,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.10 : 10,951.65 = 3,603.90 : x
  2. Step 2: Convert to fraction form
    7,301.10/10,951.65 = 3,603.90/x
  3. Step 3: Cross multiply
    7,301.10x = 10,951.65 × 3,603.90
  4. Step 4: Simplify right side
    7,301.10x = 39,468,651.44
  5. Step 5: Solve for x
    x = 39,468,651.44/7,301.10
  6. Step 6: Final answer
    x = 5,405.85

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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.