Home / 4,877.12-6,730.26-2,752.76

Finding the Fourth Proportional to 4,877.12, 6,730.26 and 2,752.76

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Solution

The fourth proportional to 4,877.12, 6,730.26 and 2,752.76 is: 3,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.12 : 6,730.26 = 2,752.76 : x
  2. Step 2: Convert to fraction form
    4,877.12/6,730.26 = 2,752.76/x
  3. Step 3: Cross multiply
    4,877.12x = 6,730.26 × 2,752.76
  4. Step 4: Simplify right side
    4,877.12x = 18,526,790.52
  5. Step 5: Solve for x
    x = 18,526,790.52/4,877.12
  6. Step 6: Final answer
    x = 3,798.72

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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.