Home / 7,338.92-11,011.10-2,957.64

Finding the Fourth Proportional to 7,338.92, 11,011.10 and 2,957.64

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Solution

The fourth proportional to 7,338.92, 11,011.10 and 2,957.64 is: 4,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.92 : 11,011.10 = 2,957.64 : x
  2. Step 2: Convert to fraction form
    7,338.92/11,011.10 = 2,957.64/x
  3. Step 3: Cross multiply
    7,338.92x = 11,011.10 × 2,957.64
  4. Step 4: Simplify right side
    7,338.92x = 32,566,869.80
  5. Step 5: Solve for x
    x = 32,566,869.80/7,338.92
  6. Step 6: Final answer
    x = 4,437.56

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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.