Home / 2,423.32-3,628.50-1,995.64

Finding the Fourth Proportional to 2,423.32, 3,628.50 and 1,995.64

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Solution

The fourth proportional to 2,423.32, 3,628.50 and 1,995.64 is: 2,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.32 : 3,628.50 = 1,995.64 : x
  2. Step 2: Convert to fraction form
    2,423.32/3,628.50 = 1,995.64/x
  3. Step 3: Cross multiply
    2,423.32x = 3,628.50 × 1,995.64
  4. Step 4: Simplify right side
    2,423.32x = 7,241,179.74
  5. Step 5: Solve for x
    x = 7,241,179.74/2,423.32
  6. Step 6: Final answer
    x = 2,988.12

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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.