Home / 2,432.64-3,358.06-1,647.74

Finding the Fourth Proportional to 2,432.64, 3,358.06 and 1,647.74

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Solution

The fourth proportional to 2,432.64, 3,358.06 and 1,647.74 is: 2,274.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.64 : 3,358.06 = 1,647.74 : x
  2. Step 2: Convert to fraction form
    2,432.64/3,358.06 = 1,647.74/x
  3. Step 3: Cross multiply
    2,432.64x = 3,358.06 × 1,647.74
  4. Step 4: Simplify right side
    2,432.64x = 5,533,209.78
  5. Step 5: Solve for x
    x = 5,533,209.78/2,432.64
  6. Step 6: Final answer
    x = 2,274.57

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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.