Home / 3,614.95-4,989.46-2,353.81

Finding the Fourth Proportional to 3,614.95, 4,989.46 and 2,353.81

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Solution

The fourth proportional to 3,614.95, 4,989.46 and 2,353.81 is: 3,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.95 : 4,989.46 = 2,353.81 : x
  2. Step 2: Convert to fraction form
    3,614.95/4,989.46 = 2,353.81/x
  3. Step 3: Cross multiply
    3,614.95x = 4,989.46 × 2,353.81
  4. Step 4: Simplify right side
    3,614.95x = 11,744,240.84
  5. Step 5: Solve for x
    x = 11,744,240.84/3,614.95
  6. Step 6: Final answer
    x = 3,248.80

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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.