Home / 5,680.98-8,521.88-3,344.40

Finding the Fourth Proportional to 5,680.98, 8,521.88 and 3,344.40

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Solution

The fourth proportional to 5,680.98, 8,521.88 and 3,344.40 is: 5,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.98 : 8,521.88 = 3,344.40 : x
  2. Step 2: Convert to fraction form
    5,680.98/8,521.88 = 3,344.40/x
  3. Step 3: Cross multiply
    5,680.98x = 8,521.88 × 3,344.40
  4. Step 4: Simplify right side
    5,680.98x = 28,500,558.75
  5. Step 5: Solve for x
    x = 28,500,558.75/5,680.98
  6. Step 6: Final answer
    x = 5,016.84

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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.