Home / 5,460.59-8,191.31-1,951.35

Finding the Fourth Proportional to 5,460.59, 8,191.31 and 1,951.35

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Solution

The fourth proportional to 5,460.59, 8,191.31 and 1,951.35 is: 2,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.59 : 8,191.31 = 1,951.35 : x
  2. Step 2: Convert to fraction form
    5,460.59/8,191.31 = 1,951.35/x
  3. Step 3: Cross multiply
    5,460.59x = 8,191.31 × 1,951.35
  4. Step 4: Simplify right side
    5,460.59x = 15,984,103.01
  5. Step 5: Solve for x
    x = 15,984,103.01/5,460.59
  6. Step 6: Final answer
    x = 2,927.18

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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.