Home / 1,680.03-2,520.36-584.55

Finding the Fourth Proportional to 1,680.03, 2,520.36 and 584.55

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Solution

The fourth proportional to 1,680.03, 2,520.36 and 584.55 is: 876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680.03 : 2,520.36 = 584.55 : x
  2. Step 2: Convert to fraction form
    1,680.03/2,520.36 = 584.55/x
  3. Step 3: Cross multiply
    1,680.03x = 2,520.36 × 584.55
  4. Step 4: Simplify right side
    1,680.03x = 1,473,276.44
  5. Step 5: Solve for x
    x = 1,473,276.44/1,680.03
  6. Step 6: Final answer
    x = 876.93

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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.