Home / 3,340.18-4,609.02-2,013.40

Finding the Fourth Proportional to 3,340.18, 4,609.02 and 2,013.40

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Solution

The fourth proportional to 3,340.18, 4,609.02 and 2,013.40 is: 2,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.18 : 4,609.02 = 2,013.40 : x
  2. Step 2: Convert to fraction form
    3,340.18/4,609.02 = 2,013.40/x
  3. Step 3: Cross multiply
    3,340.18x = 4,609.02 × 2,013.40
  4. Step 4: Simplify right side
    3,340.18x = 9,279,800.87
  5. Step 5: Solve for x
    x = 9,279,800.87/3,340.18
  6. Step 6: Final answer
    x = 2,778.23

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1.5x scale

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.