Home / 2,432.02-3,648.03-1,942.78

Finding the Fourth Proportional to 2,432.02, 3,648.03 and 1,942.78

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Solution

The fourth proportional to 2,432.02, 3,648.03 and 1,942.78 is: 2,914.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.02 : 3,648.03 = 1,942.78 : x
  2. Step 2: Convert to fraction form
    2,432.02/3,648.03 = 1,942.78/x
  3. Step 3: Cross multiply
    2,432.02x = 3,648.03 × 1,942.78
  4. Step 4: Simplify right side
    2,432.02x = 7,087,319.72
  5. Step 5: Solve for x
    x = 7,087,319.72/2,432.02
  6. Step 6: Final answer
    x = 2,914.17

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1.5x scale

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.