Home / 10,452.13-15,678.24-3,531.49

Finding the Fourth Proportional to 10,452.13, 15,678.24 and 3,531.49

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Solution

The fourth proportional to 10,452.13, 15,678.24 and 3,531.49 is: 5,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452.13 : 15,678.24 = 3,531.49 : x
  2. Step 2: Convert to fraction form
    10,452.13/15,678.24 = 3,531.49/x
  3. Step 3: Cross multiply
    10,452.13x = 15,678.24 × 3,531.49
  4. Step 4: Simplify right side
    10,452.13x = 55,367,547.78
  5. Step 5: Solve for x
    x = 55,367,547.78/10,452.13
  6. Step 6: Final answer
    x = 5,297.25

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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.