Home / 4,877.16-6,730.29-2,752.80

Finding the Fourth Proportional to 4,877.16, 6,730.29 and 2,752.80

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Solution

The fourth proportional to 4,877.16, 6,730.29 and 2,752.80 is: 3,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.16 : 6,730.29 = 2,752.80 : x
  2. Step 2: Convert to fraction form
    4,877.16/6,730.29 = 2,752.80/x
  3. Step 3: Cross multiply
    4,877.16x = 6,730.29 × 2,752.80
  4. Step 4: Simplify right side
    4,877.16x = 18,527,142.31
  5. Step 5: Solve for x
    x = 18,527,142.31/4,877.16
  6. Step 6: Final answer
    x = 3,798.76

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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.