Home / 4,351.19-6,524.30-1,389.05

Finding the Fourth Proportional to 4,351.19, 6,524.30 and 1,389.05

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Solution

The fourth proportional to 4,351.19, 6,524.30 and 1,389.05 is: 2,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.19 : 6,524.30 = 1,389.05 : x
  2. Step 2: Convert to fraction form
    4,351.19/6,524.30 = 1,389.05/x
  3. Step 3: Cross multiply
    4,351.19x = 6,524.30 × 1,389.05
  4. Step 4: Simplify right side
    4,351.19x = 9,062,566.42
  5. Step 5: Solve for x
    x = 9,062,566.42/4,351.19
  6. Step 6: Final answer
    x = 2,082.78

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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.