Home / 8,748.72-13,123.02-3,750.36

Finding the Fourth Proportional to 8,748.72, 13,123.02 and 3,750.36

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Solution

The fourth proportional to 8,748.72, 13,123.02 and 3,750.36 is: 5,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.72 : 13,123.02 = 3,750.36 : x
  2. Step 2: Convert to fraction form
    8,748.72/13,123.02 = 3,750.36/x
  3. Step 3: Cross multiply
    8,748.72x = 13,123.02 × 3,750.36
  4. Step 4: Simplify right side
    8,748.72x = 49,216,049.29
  5. Step 5: Solve for x
    x = 49,216,049.29/8,748.72
  6. Step 6: Final answer
    x = 5,625.51

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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.