Home / 5,365.13-7,387.58-4,758.90

Finding the Fourth Proportional to 5,365.13, 7,387.58 and 4,758.90

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Solution

The fourth proportional to 5,365.13, 7,387.58 and 4,758.90 is: 6,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.13 : 7,387.58 = 4,758.90 : x
  2. Step 2: Convert to fraction form
    5,365.13/7,387.58 = 4,758.90/x
  3. Step 3: Cross multiply
    5,365.13x = 7,387.58 × 4,758.90
  4. Step 4: Simplify right side
    5,365.13x = 35,156,730.67
  5. Step 5: Solve for x
    x = 35,156,730.67/5,365.13
  6. Step 6: Final answer
    x = 6,552.83

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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.