Home / 7,177.60-10,767.04-2,560.64

Finding the Fourth Proportional to 7,177.60, 10,767.04 and 2,560.64

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Solution

The fourth proportional to 7,177.60, 10,767.04 and 2,560.64 is: 3,841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.60 : 10,767.04 = 2,560.64 : x
  2. Step 2: Convert to fraction form
    7,177.60/10,767.04 = 2,560.64/x
  3. Step 3: Cross multiply
    7,177.60x = 10,767.04 × 2,560.64
  4. Step 4: Simplify right side
    7,177.60x = 27,570,513.31
  5. Step 5: Solve for x
    x = 27,570,513.31/7,177.60
  6. Step 6: Final answer
    x = 3,841.19

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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.