Home / 10,082.52-15,124.50-2,686.94

Finding the Fourth Proportional to 10,082.52, 15,124.50 and 2,686.94

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Solution

The fourth proportional to 10,082.52, 15,124.50 and 2,686.94 is: 4,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.52 : 15,124.50 = 2,686.94 : x
  2. Step 2: Convert to fraction form
    10,082.52/15,124.50 = 2,686.94/x
  3. Step 3: Cross multiply
    10,082.52x = 15,124.50 × 2,686.94
  4. Step 4: Simplify right side
    10,082.52x = 40,638,624.03
  5. Step 5: Solve for x
    x = 40,638,624.03/10,082.52
  6. Step 6: Final answer
    x = 4,030.60

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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.