Home / 5,374.28-8,061.42-1,676.36

Finding the Fourth Proportional to 5,374.28, 8,061.42 and 1,676.36

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Solution

The fourth proportional to 5,374.28, 8,061.42 and 1,676.36 is: 2,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.28 : 8,061.42 = 1,676.36 : x
  2. Step 2: Convert to fraction form
    5,374.28/8,061.42 = 1,676.36/x
  3. Step 3: Cross multiply
    5,374.28x = 8,061.42 × 1,676.36
  4. Step 4: Simplify right side
    5,374.28x = 13,513,842.03
  5. Step 5: Solve for x
    x = 13,513,842.03/5,374.28
  6. Step 6: Final answer
    x = 2,514.54

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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.