Home / 7,503.36-11,248.92-3,123.96

Finding the Fourth Proportional to 7,503.36, 11,248.92 and 3,123.96

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Solution

The fourth proportional to 7,503.36, 11,248.92 and 3,123.96 is: 4,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.36 : 11,248.92 = 3,123.96 : x
  2. Step 2: Convert to fraction form
    7,503.36/11,248.92 = 3,123.96/x
  3. Step 3: Cross multiply
    7,503.36x = 11,248.92 × 3,123.96
  4. Step 4: Simplify right side
    7,503.36x = 35,141,176.12
  5. Step 5: Solve for x
    x = 35,141,176.12/7,503.36
  6. Step 6: Final answer
    x = 4,683.39

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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.