Home / 2,532.30-3,489.39-1,868.10

Finding the Fourth Proportional to 2,532.30, 3,489.39 and 1,868.10

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Solution

The fourth proportional to 2,532.30, 3,489.39 and 1,868.10 is: 2,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,532.30 : 3,489.39 = 1,868.10 : x
  2. Step 2: Convert to fraction form
    2,532.30/3,489.39 = 1,868.10/x
  3. Step 3: Cross multiply
    2,532.30x = 3,489.39 × 1,868.10
  4. Step 4: Simplify right side
    2,532.30x = 6,518,529.46
  5. Step 5: Solve for x
    x = 6,518,529.46/2,532.30
  6. Step 6: Final answer
    x = 2,574.15

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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.