Home / 5,679.06-8,521.02-2,392.89

Finding the Fourth Proportional to 5,679.06, 8,521.02 and 2,392.89

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Solution

The fourth proportional to 5,679.06, 8,521.02 and 2,392.89 is: 3,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.06 : 8,521.02 = 2,392.89 : x
  2. Step 2: Convert to fraction form
    5,679.06/8,521.02 = 2,392.89/x
  3. Step 3: Cross multiply
    5,679.06x = 8,521.02 × 2,392.89
  4. Step 4: Simplify right side
    5,679.06x = 20,389,863.55
  5. Step 5: Solve for x
    x = 20,389,863.55/5,679.06
  6. Step 6: Final answer
    x = 3,590.36

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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.