Home / 5,624.16-7,759.84-4,876.96

Finding the Fourth Proportional to 5,624.16, 7,759.84 and 4,876.96

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Solution

The fourth proportional to 5,624.16, 7,759.84 and 4,876.96 is: 6,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.16 : 7,759.84 = 4,876.96 : x
  2. Step 2: Convert to fraction form
    5,624.16/7,759.84 = 4,876.96/x
  3. Step 3: Cross multiply
    5,624.16x = 7,759.84 × 4,876.96
  4. Step 4: Simplify right side
    5,624.16x = 37,844,429.29
  5. Step 5: Solve for x
    x = 37,844,429.29/5,624.16
  6. Step 6: Final answer
    x = 6,728.90

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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.