Home / 3,057.17-4,582.25-1,389.50

Finding the Fourth Proportional to 3,057.17, 4,582.25 and 1,389.50

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Solution

The fourth proportional to 3,057.17, 4,582.25 and 1,389.50 is: 2,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.17 : 4,582.25 = 1,389.50 : x
  2. Step 2: Convert to fraction form
    3,057.17/4,582.25 = 1,389.50/x
  3. Step 3: Cross multiply
    3,057.17x = 4,582.25 × 1,389.50
  4. Step 4: Simplify right side
    3,057.17x = 6,367,021.45
  5. Step 5: Solve for x
    x = 6,367,021.45/3,057.17
  6. Step 6: Final answer
    x = 2,082.65

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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.