Home / 7,074.56-10,613.64-4,155.32

Finding the Fourth Proportional to 7,074.56, 10,613.64 and 4,155.32

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Solution

The fourth proportional to 7,074.56, 10,613.64 and 4,155.32 is: 6,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.56 : 10,613.64 = 4,155.32 : x
  2. Step 2: Convert to fraction form
    7,074.56/10,613.64 = 4,155.32/x
  3. Step 3: Cross multiply
    7,074.56x = 10,613.64 × 4,155.32
  4. Step 4: Simplify right side
    7,074.56x = 44,103,070.56
  5. Step 5: Solve for x
    x = 44,103,070.56/7,074.56
  6. Step 6: Final answer
    x = 6,234.04

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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.