Home / 10,126.16-15,189.36-3,552.53

Finding the Fourth Proportional to 10,126.16, 15,189.36 and 3,552.53

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Solution

The fourth proportional to 10,126.16, 15,189.36 and 3,552.53 is: 5,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.16 : 15,189.36 = 3,552.53 : x
  2. Step 2: Convert to fraction form
    10,126.16/15,189.36 = 3,552.53/x
  3. Step 3: Cross multiply
    10,126.16x = 15,189.36 × 3,552.53
  4. Step 4: Simplify right side
    10,126.16x = 53,960,657.08
  5. Step 5: Solve for x
    x = 53,960,657.08/10,126.16
  6. Step 6: Final answer
    x = 5,328.84

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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.