Home / 7,502.30-11,253.45-3,803.10

Finding the Fourth Proportional to 7,502.30, 11,253.45 and 3,803.10

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Solution

The fourth proportional to 7,502.30, 11,253.45 and 3,803.10 is: 5,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.30 : 11,253.45 = 3,803.10 : x
  2. Step 2: Convert to fraction form
    7,502.30/11,253.45 = 3,803.10/x
  3. Step 3: Cross multiply
    7,502.30x = 11,253.45 × 3,803.10
  4. Step 4: Simplify right side
    7,502.30x = 42,797,995.70
  5. Step 5: Solve for x
    x = 42,797,995.70/7,502.30
  6. Step 6: Final answer
    x = 5,704.65

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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.