Home / 8,074.06-12,113.25-4,613.74

Finding the Fourth Proportional to 8,074.06, 12,113.25 and 4,613.74

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Solution

The fourth proportional to 8,074.06, 12,113.25 and 4,613.74 is: 6,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.06 : 12,113.25 = 4,613.74 : x
  2. Step 2: Convert to fraction form
    8,074.06/12,113.25 = 4,613.74/x
  3. Step 3: Cross multiply
    8,074.06x = 12,113.25 × 4,613.74
  4. Step 4: Simplify right side
    8,074.06x = 55,887,386.06
  5. Step 5: Solve for x
    x = 55,887,386.06/8,074.06
  6. Step 6: Final answer
    x = 6,921.84

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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.