Home / 4,517.27-6,774.16-1,555.15

Finding the Fourth Proportional to 4,517.27, 6,774.16 and 1,555.15

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Solution

The fourth proportional to 4,517.27, 6,774.16 and 1,555.15 is: 2,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.27 : 6,774.16 = 1,555.15 : x
  2. Step 2: Convert to fraction form
    4,517.27/6,774.16 = 1,555.15/x
  3. Step 3: Cross multiply
    4,517.27x = 6,774.16 × 1,555.15
  4. Step 4: Simplify right side
    4,517.27x = 10,534,834.92
  5. Step 5: Solve for x
    x = 10,534,834.92/4,517.27
  6. Step 6: Final answer
    x = 2,332.12

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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.