Home / 2,768.56-4,152.66-1,470.76

Finding the Fourth Proportional to 2,768.56, 4,152.66 and 1,470.76

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Solution

The fourth proportional to 2,768.56, 4,152.66 and 1,470.76 is: 2,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.56 : 4,152.66 = 1,470.76 : x
  2. Step 2: Convert to fraction form
    2,768.56/4,152.66 = 1,470.76/x
  3. Step 3: Cross multiply
    2,768.56x = 4,152.66 × 1,470.76
  4. Step 4: Simplify right side
    2,768.56x = 6,107,566.22
  5. Step 5: Solve for x
    x = 6,107,566.22/2,768.56
  6. Step 6: Final answer
    x = 2,206.04

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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.