Home / 7,337.39-11,007.29-2,405.70

Finding the Fourth Proportional to 7,337.39, 11,007.29 and 2,405.70

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Solution

The fourth proportional to 7,337.39, 11,007.29 and 2,405.70 is: 3,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.39 : 11,007.29 = 2,405.70 : x
  2. Step 2: Convert to fraction form
    7,337.39/11,007.29 = 2,405.70/x
  3. Step 3: Cross multiply
    7,337.39x = 11,007.29 × 2,405.70
  4. Step 4: Simplify right side
    7,337.39x = 26,480,243.57
  5. Step 5: Solve for x
    x = 26,480,243.57/7,337.39
  6. Step 6: Final answer
    x = 3,608.95

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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.