Home / 4,389.14-6,057.02-2,620.70

Finding the Fourth Proportional to 4,389.14, 6,057.02 and 2,620.70

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Solution

The fourth proportional to 4,389.14, 6,057.02 and 2,620.70 is: 3,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.14 : 6,057.02 = 2,620.70 : x
  2. Step 2: Convert to fraction form
    4,389.14/6,057.02 = 2,620.70/x
  3. Step 3: Cross multiply
    4,389.14x = 6,057.02 × 2,620.70
  4. Step 4: Simplify right side
    4,389.14x = 15,873,632.31
  5. Step 5: Solve for x
    x = 15,873,632.31/4,389.14
  6. Step 6: Final answer
    x = 3,616.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.