Home / 7,503.24-11,248.80-3,124

Finding the Fourth Proportional to 7,503.24, 11,248.80 and 3,124

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Solution

The fourth proportional to 7,503.24, 11,248.80 and 3,124 is: 4,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.24 : 11,248.80 = 3,124 : x
  2. Step 2: Convert to fraction form
    7,503.24/11,248.80 = 3,124/x
  3. Step 3: Cross multiply
    7,503.24x = 11,248.80 × 3,124
  4. Step 4: Simplify right side
    7,503.24x = 35,141,251.20
  5. Step 5: Solve for x
    x = 35,141,251.20/7,503.24
  6. Step 6: Final answer
    x = 4,683.48

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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.