Home / 7,278.18-10,035.33-6,085.86

Finding the Fourth Proportional to 7,278.18, 10,035.33 and 6,085.86

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Solution

The fourth proportional to 7,278.18, 10,035.33 and 6,085.86 is: 8,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.18 : 10,035.33 = 6,085.86 : x
  2. Step 2: Convert to fraction form
    7,278.18/10,035.33 = 6,085.86/x
  3. Step 3: Cross multiply
    7,278.18x = 10,035.33 × 6,085.86
  4. Step 4: Simplify right side
    7,278.18x = 61,073,613.43
  5. Step 5: Solve for x
    x = 61,073,613.43/7,278.18
  6. Step 6: Final answer
    x = 8,391.33

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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.