Home / 9,748.20-14,615.10-3,901.80

Finding the Fourth Proportional to 9,748.20, 14,615.10 and 3,901.80

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Solution

The fourth proportional to 9,748.20, 14,615.10 and 3,901.80 is: 5,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.20 : 14,615.10 = 3,901.80 : x
  2. Step 2: Convert to fraction form
    9,748.20/14,615.10 = 3,901.80/x
  3. Step 3: Cross multiply
    9,748.20x = 14,615.10 × 3,901.80
  4. Step 4: Simplify right side
    9,748.20x = 57,025,197.18
  5. Step 5: Solve for x
    x = 57,025,197.18/9,748.20
  6. Step 6: Final answer
    x = 5,849.82

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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.