Home / 10,153.03-15,229.59-3,575.65

Finding the Fourth Proportional to 10,153.03, 15,229.59 and 3,575.65

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Solution

The fourth proportional to 10,153.03, 15,229.59 and 3,575.65 is: 5,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.03 : 15,229.59 = 3,575.65 : x
  2. Step 2: Convert to fraction form
    10,153.03/15,229.59 = 3,575.65/x
  3. Step 3: Cross multiply
    10,153.03x = 15,229.59 × 3,575.65
  4. Step 4: Simplify right side
    10,153.03x = 54,455,683.48
  5. Step 5: Solve for x
    x = 54,455,683.48/10,153.03
  6. Step 6: Final answer
    x = 5,363.49

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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.