Home / 4,877.85-6,732.47-3,084.18

Finding the Fourth Proportional to 4,877.85, 6,732.47 and 3,084.18

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Solution

The fourth proportional to 4,877.85, 6,732.47 and 3,084.18 is: 4,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.85 : 6,732.47 = 3,084.18 : x
  2. Step 2: Convert to fraction form
    4,877.85/6,732.47 = 3,084.18/x
  3. Step 3: Cross multiply
    4,877.85x = 6,732.47 × 3,084.18
  4. Step 4: Simplify right side
    4,877.85x = 20,764,133.90
  5. Step 5: Solve for x
    x = 20,764,133.90/4,877.85
  6. Step 6: Final answer
    x = 4,256.82

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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.