Home / 5,680.43-8,521.79-2,393.52

Finding the Fourth Proportional to 5,680.43, 8,521.79 and 2,393.52

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Solution

The fourth proportional to 5,680.43, 8,521.79 and 2,393.52 is: 3,590.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.43 : 8,521.79 = 2,393.52 : x
  2. Step 2: Convert to fraction form
    5,680.43/8,521.79 = 2,393.52/x
  3. Step 3: Cross multiply
    5,680.43x = 8,521.79 × 2,393.52
  4. Step 4: Simplify right side
    5,680.43x = 20,397,090.39
  5. Step 5: Solve for x
    x = 20,397,090.39/5,680.43
  6. Step 6: Final answer
    x = 3,590.77

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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.