Home / 7,085.46-10,613.60-4,156.71

Finding the Fourth Proportional to 7,085.46, 10,613.60 and 4,156.71

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Solution

The fourth proportional to 7,085.46, 10,613.60 and 4,156.71 is: 6,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.46 : 10,613.60 = 4,156.71 : x
  2. Step 2: Convert to fraction form
    7,085.46/10,613.60 = 4,156.71/x
  3. Step 3: Cross multiply
    7,085.46x = 10,613.60 × 4,156.71
  4. Step 4: Simplify right side
    7,085.46x = 44,117,657.26
  5. Step 5: Solve for x
    x = 44,117,657.26/7,085.46
  6. Step 6: Final answer
    x = 6,226.51

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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.