Home / 3,642.39-5,463.57-1,045.53

Finding the Fourth Proportional to 3,642.39, 5,463.57 and 1,045.53

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Solution

The fourth proportional to 3,642.39, 5,463.57 and 1,045.53 is: 1,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.39 : 5,463.57 = 1,045.53 : x
  2. Step 2: Convert to fraction form
    3,642.39/5,463.57 = 1,045.53/x
  3. Step 3: Cross multiply
    3,642.39x = 5,463.57 × 1,045.53
  4. Step 4: Simplify right side
    3,642.39x = 5,712,326.34
  5. Step 5: Solve for x
    x = 5,712,326.34/3,642.39
  6. Step 6: Final answer
    x = 1,568.29

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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.