Home / 4,711.28-6,499.04-2,822.32

Finding the Fourth Proportional to 4,711.28, 6,499.04 and 2,822.32

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Solution

The fourth proportional to 4,711.28, 6,499.04 and 2,822.32 is: 3,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.28 : 6,499.04 = 2,822.32 : x
  2. Step 2: Convert to fraction form
    4,711.28/6,499.04 = 2,822.32/x
  3. Step 3: Cross multiply
    4,711.28x = 6,499.04 × 2,822.32
  4. Step 4: Simplify right side
    4,711.28x = 18,342,370.57
  5. Step 5: Solve for x
    x = 18,342,370.57/4,711.28
  6. Step 6: Final answer
    x = 3,893.29

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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.