Home / 2,264.19-3,390.78-1,568.91

Finding the Fourth Proportional to 2,264.19, 3,390.78 and 1,568.91

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Solution

The fourth proportional to 2,264.19, 3,390.78 and 1,568.91 is: 2,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.19 : 3,390.78 = 1,568.91 : x
  2. Step 2: Convert to fraction form
    2,264.19/3,390.78 = 1,568.91/x
  3. Step 3: Cross multiply
    2,264.19x = 3,390.78 × 1,568.91
  4. Step 4: Simplify right side
    2,264.19x = 5,319,828.65
  5. Step 5: Solve for x
    x = 5,319,828.65/2,264.19
  6. Step 6: Final answer
    x = 2,349.55

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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.