Home / 4,177.72-6,267.66-1,256.32

Finding the Fourth Proportional to 4,177.72, 6,267.66 and 1,256.32

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Solution

The fourth proportional to 4,177.72, 6,267.66 and 1,256.32 is: 1,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.72 : 6,267.66 = 1,256.32 : x
  2. Step 2: Convert to fraction form
    4,177.72/6,267.66 = 1,256.32/x
  3. Step 3: Cross multiply
    4,177.72x = 6,267.66 × 1,256.32
  4. Step 4: Simplify right side
    4,177.72x = 7,874,186.61
  5. Step 5: Solve for x
    x = 7,874,186.61/4,177.72
  6. Step 6: Final answer
    x = 1,884.80

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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.