Home / 10,131.86-15,202.33-6,433.10

Finding the Fourth Proportional to 10,131.86, 15,202.33 and 6,433.10

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Solution

The fourth proportional to 10,131.86, 15,202.33 and 6,433.10 is: 9,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.86 : 15,202.33 = 6,433.10 : x
  2. Step 2: Convert to fraction form
    10,131.86/15,202.33 = 6,433.10/x
  3. Step 3: Cross multiply
    10,131.86x = 15,202.33 × 6,433.10
  4. Step 4: Simplify right side
    10,131.86x = 97,798,109.12
  5. Step 5: Solve for x
    x = 97,798,109.12/10,131.86
  6. Step 6: Final answer
    x = 9,652.53

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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.