Home / 8,085.93-12,120.67-6,134.04

Finding the Fourth Proportional to 8,085.93, 12,120.67 and 6,134.04

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Solution

The fourth proportional to 8,085.93, 12,120.67 and 6,134.04 is: 9,194.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.93 : 12,120.67 = 6,134.04 : x
  2. Step 2: Convert to fraction form
    8,085.93/12,120.67 = 6,134.04/x
  3. Step 3: Cross multiply
    8,085.93x = 12,120.67 × 6,134.04
  4. Step 4: Simplify right side
    8,085.93x = 74,348,674.61
  5. Step 5: Solve for x
    x = 74,348,674.61/8,085.93
  6. Step 6: Final answer
    x = 9,194.82

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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.