Home / 5,680.22-8,521.83-4,047.12

Finding the Fourth Proportional to 5,680.22, 8,521.83 and 4,047.12

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Solution

The fourth proportional to 5,680.22, 8,521.83 and 4,047.12 is: 6,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.22 : 8,521.83 = 4,047.12 : x
  2. Step 2: Convert to fraction form
    5,680.22/8,521.83 = 4,047.12/x
  3. Step 3: Cross multiply
    5,680.22x = 8,521.83 × 4,047.12
  4. Step 4: Simplify right side
    5,680.22x = 34,488,868.63
  5. Step 5: Solve for x
    x = 34,488,868.63/5,680.22
  6. Step 6: Final answer
    x = 6,071.75

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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.