Home / 5,805.18-8,011.14-3,152.58

Finding the Fourth Proportional to 5,805.18, 8,011.14 and 3,152.58

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Solution

The fourth proportional to 5,805.18, 8,011.14 and 3,152.58 is: 4,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.18 : 8,011.14 = 3,152.58 : x
  2. Step 2: Convert to fraction form
    5,805.18/8,011.14 = 3,152.58/x
  3. Step 3: Cross multiply
    5,805.18x = 8,011.14 × 3,152.58
  4. Step 4: Simplify right side
    5,805.18x = 25,255,759.74
  5. Step 5: Solve for x
    x = 25,255,759.74/5,805.18
  6. Step 6: Final answer
    x = 4,350.56

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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.