Home / 4,551.80-6,828.71-1,630.13

Finding the Fourth Proportional to 4,551.80, 6,828.71 and 1,630.13

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Solution

The fourth proportional to 4,551.80, 6,828.71 and 1,630.13 is: 2,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.80 : 6,828.71 = 1,630.13 : x
  2. Step 2: Convert to fraction form
    4,551.80/6,828.71 = 1,630.13/x
  3. Step 3: Cross multiply
    4,551.80x = 6,828.71 × 1,630.13
  4. Step 4: Simplify right side
    4,551.80x = 11,131,642.74
  5. Step 5: Solve for x
    x = 11,131,642.74/4,551.80
  6. Step 6: Final answer
    x = 2,445.55

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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.