Home / 5,854.25-8,780.24-1,693.20

Finding the Fourth Proportional to 5,854.25, 8,780.24 and 1,693.20

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Solution

The fourth proportional to 5,854.25, 8,780.24 and 1,693.20 is: 2,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.25 : 8,780.24 = 1,693.20 : x
  2. Step 2: Convert to fraction form
    5,854.25/8,780.24 = 1,693.20/x
  3. Step 3: Cross multiply
    5,854.25x = 8,780.24 × 1,693.20
  4. Step 4: Simplify right side
    5,854.25x = 14,866,693.90
  5. Step 5: Solve for x
    x = 14,866,693.90/5,854.25
  6. Step 6: Final answer
    x = 2,539.47

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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.