Home / 4,759.60-6,567.19-2,990.56

Finding the Fourth Proportional to 4,759.60, 6,567.19 and 2,990.56

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Solution

The fourth proportional to 4,759.60, 6,567.19 and 2,990.56 is: 4,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.60 : 6,567.19 = 2,990.56 : x
  2. Step 2: Convert to fraction form
    4,759.60/6,567.19 = 2,990.56/x
  3. Step 3: Cross multiply
    4,759.60x = 6,567.19 × 2,990.56
  4. Step 4: Simplify right side
    4,759.60x = 19,639,575.73
  5. Step 5: Solve for x
    x = 19,639,575.73/4,759.60
  6. Step 6: Final answer
    x = 4,126.31

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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.