Home / 9,039.06-12,474.45-5,895.18

Finding the Fourth Proportional to 9,039.06, 12,474.45 and 5,895.18

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Solution

The fourth proportional to 9,039.06, 12,474.45 and 5,895.18 is: 8,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.06 : 12,474.45 = 5,895.18 : x
  2. Step 2: Convert to fraction form
    9,039.06/12,474.45 = 5,895.18/x
  3. Step 3: Cross multiply
    9,039.06x = 12,474.45 × 5,895.18
  4. Step 4: Simplify right side
    9,039.06x = 73,539,128.15
  5. Step 5: Solve for x
    x = 73,539,128.15/9,039.06
  6. Step 6: Final answer
    x = 8,135.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.