Home / 3,717.50-5,130.72-2,373.68

Finding the Fourth Proportional to 3,717.50, 5,130.72 and 2,373.68

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Solution

The fourth proportional to 3,717.50, 5,130.72 and 2,373.68 is: 3,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.50 : 5,130.72 = 2,373.68 : x
  2. Step 2: Convert to fraction form
    3,717.50/5,130.72 = 2,373.68/x
  3. Step 3: Cross multiply
    3,717.50x = 5,130.72 × 2,373.68
  4. Step 4: Simplify right side
    3,717.50x = 12,178,687.45
  5. Step 5: Solve for x
    x = 12,178,687.45/3,717.50
  6. Step 6: Final answer
    x = 3,276.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.