Home / 10,670.86-15,993.17-7,551.75

Finding the Fourth Proportional to 10,670.86, 15,993.17 and 7,551.75

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Solution

The fourth proportional to 10,670.86, 15,993.17 and 7,551.75 is: 11,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.86 : 15,993.17 = 7,551.75 : x
  2. Step 2: Convert to fraction form
    10,670.86/15,993.17 = 7,551.75/x
  3. Step 3: Cross multiply
    10,670.86x = 15,993.17 × 7,551.75
  4. Step 4: Simplify right side
    10,670.86x = 120,776,449.87
  5. Step 5: Solve for x
    x = 120,776,449.87/10,670.86
  6. Step 6: Final answer
    x = 11,318.35

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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.