Home / 2,767.74-4,147.56-1,470.12

Finding the Fourth Proportional to 2,767.74, 4,147.56 and 1,470.12

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Solution

The fourth proportional to 2,767.74, 4,147.56 and 1,470.12 is: 2,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.74 : 4,147.56 = 1,470.12 : x
  2. Step 2: Convert to fraction form
    2,767.74/4,147.56 = 1,470.12/x
  3. Step 3: Cross multiply
    2,767.74x = 4,147.56 × 1,470.12
  4. Step 4: Simplify right side
    2,767.74x = 6,097,410.91
  5. Step 5: Solve for x
    x = 6,097,410.91/2,767.74
  6. Step 6: Final answer
    x = 2,203.03

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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.