Home / 2,368.38-3,549.84-1,381.53

Finding the Fourth Proportional to 2,368.38, 3,549.84 and 1,381.53

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Solution

The fourth proportional to 2,368.38, 3,549.84 and 1,381.53 is: 2,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.38 : 3,549.84 = 1,381.53 : x
  2. Step 2: Convert to fraction form
    2,368.38/3,549.84 = 1,381.53/x
  3. Step 3: Cross multiply
    2,368.38x = 3,549.84 × 1,381.53
  4. Step 4: Simplify right side
    2,368.38x = 4,904,210.46
  5. Step 5: Solve for x
    x = 4,904,210.46/2,368.38
  6. Step 6: Final answer
    x = 2,070.70

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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.