Home / 5,074.65-7,612.18-2,853.38

Finding the Fourth Proportional to 5,074.65, 7,612.18 and 2,853.38

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Solution

The fourth proportional to 5,074.65, 7,612.18 and 2,853.38 is: 4,280.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.65 : 7,612.18 = 2,853.38 : x
  2. Step 2: Convert to fraction form
    5,074.65/7,612.18 = 2,853.38/x
  3. Step 3: Cross multiply
    5,074.65x = 7,612.18 × 2,853.38
  4. Step 4: Simplify right side
    5,074.65x = 21,720,411.25
  5. Step 5: Solve for x
    x = 21,720,411.25/5,074.65
  6. Step 6: Final answer
    x = 4,280.18

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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.