Home / 5,043.28-6,986.68-4,922.32

Finding the Fourth Proportional to 5,043.28, 6,986.68 and 4,922.32

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Solution

The fourth proportional to 5,043.28, 6,986.68 and 4,922.32 is: 6,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.28 : 6,986.68 = 4,922.32 : x
  2. Step 2: Convert to fraction form
    5,043.28/6,986.68 = 4,922.32/x
  3. Step 3: Cross multiply
    5,043.28x = 6,986.68 × 4,922.32
  4. Step 4: Simplify right side
    5,043.28x = 34,390,674.70
  5. Step 5: Solve for x
    x = 34,390,674.70/5,043.28
  6. Step 6: Final answer
    x = 6,819.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.