Home / 7,519.45-10,377.61-4,332.87

Finding the Fourth Proportional to 7,519.45, 10,377.61 and 4,332.87

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Solution

The fourth proportional to 7,519.45, 10,377.61 and 4,332.87 is: 5,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.45 : 10,377.61 = 4,332.87 : x
  2. Step 2: Convert to fraction form
    7,519.45/10,377.61 = 4,332.87/x
  3. Step 3: Cross multiply
    7,519.45x = 10,377.61 × 4,332.87
  4. Step 4: Simplify right side
    7,519.45x = 44,964,835.04
  5. Step 5: Solve for x
    x = 44,964,835.04/7,519.45
  6. Step 6: Final answer
    x = 5,979.80

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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.