Home / 10,631.06-15,938.77-5,363.48

Finding the Fourth Proportional to 10,631.06, 15,938.77 and 5,363.48

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Solution

The fourth proportional to 10,631.06, 15,938.77 and 5,363.48 is: 8,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.06 : 15,938.77 = 5,363.48 : x
  2. Step 2: Convert to fraction form
    10,631.06/15,938.77 = 5,363.48/x
  3. Step 3: Cross multiply
    10,631.06x = 15,938.77 × 5,363.48
  4. Step 4: Simplify right side
    10,631.06x = 85,487,274.12
  5. Step 5: Solve for x
    x = 85,487,274.12/10,631.06
  6. Step 6: Final answer
    x = 8,041.27

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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.