Home / 2,280.15-3,432.58-2,076.03

Finding the Fourth Proportional to 2,280.15, 3,432.58 and 2,076.03

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Solution

The fourth proportional to 2,280.15, 3,432.58 and 2,076.03 is: 3,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.15 : 3,432.58 = 2,076.03 : x
  2. Step 2: Convert to fraction form
    2,280.15/3,432.58 = 2,076.03/x
  3. Step 3: Cross multiply
    2,280.15x = 3,432.58 × 2,076.03
  4. Step 4: Simplify right side
    2,280.15x = 7,126,133.87
  5. Step 5: Solve for x
    x = 7,126,133.87/2,280.15
  6. Step 6: Final answer
    x = 3,125.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.