Home / 7,508.46-11,263.50-3,123.48

Finding the Fourth Proportional to 7,508.46, 11,263.50 and 3,123.48

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Solution

The fourth proportional to 7,508.46, 11,263.50 and 3,123.48 is: 4,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.46 : 11,263.50 = 3,123.48 : x
  2. Step 2: Convert to fraction form
    7,508.46/11,263.50 = 3,123.48/x
  3. Step 3: Cross multiply
    7,508.46x = 11,263.50 × 3,123.48
  4. Step 4: Simplify right side
    7,508.46x = 35,181,316.98
  5. Step 5: Solve for x
    x = 35,181,316.98/7,508.46
  6. Step 6: Final answer
    x = 4,685.56

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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.