Home / 5,355.76-8,036.88-2,277.76

Finding the Fourth Proportional to 5,355.76, 8,036.88 and 2,277.76

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Solution

The fourth proportional to 5,355.76, 8,036.88 and 2,277.76 is: 3,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.76 : 8,036.88 = 2,277.76 : x
  2. Step 2: Convert to fraction form
    5,355.76/8,036.88 = 2,277.76/x
  3. Step 3: Cross multiply
    5,355.76x = 8,036.88 × 2,277.76
  4. Step 4: Simplify right side
    5,355.76x = 18,306,083.79
  5. Step 5: Solve for x
    x = 18,306,083.79/5,355.76
  6. Step 6: Final answer
    x = 3,418.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.