Home / 9,312.30-13,963.65-3,465.90

Finding the Fourth Proportional to 9,312.30, 13,963.65 and 3,465.90

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Solution

The fourth proportional to 9,312.30, 13,963.65 and 3,465.90 is: 5,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.30 : 13,963.65 = 3,465.90 : x
  2. Step 2: Convert to fraction form
    9,312.30/13,963.65 = 3,465.90/x
  3. Step 3: Cross multiply
    9,312.30x = 13,963.65 × 3,465.90
  4. Step 4: Simplify right side
    9,312.30x = 48,396,614.54
  5. Step 5: Solve for x
    x = 48,396,614.54/9,312.30
  6. Step 6: Final answer
    x = 5,197.06

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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.