Home / 2,825.65-3,898.01-2,452.10

Finding the Fourth Proportional to 2,825.65, 3,898.01 and 2,452.10

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Solution

The fourth proportional to 2,825.65, 3,898.01 and 2,452.10 is: 3,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.65 : 3,898.01 = 2,452.10 : x
  2. Step 2: Convert to fraction form
    2,825.65/3,898.01 = 2,452.10/x
  3. Step 3: Cross multiply
    2,825.65x = 3,898.01 × 2,452.10
  4. Step 4: Simplify right side
    2,825.65x = 9,558,298.06
  5. Step 5: Solve for x
    x = 9,558,298.06/2,825.65
  6. Step 6: Final answer
    x = 3,382.70

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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.