Home / 3,259.10-4,868.84-2,079.72

Finding the Fourth Proportional to 3,259.10, 4,868.84 and 2,079.72

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Solution

The fourth proportional to 3,259.10, 4,868.84 and 2,079.72 is: 3,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.10 : 4,868.84 = 2,079.72 : x
  2. Step 2: Convert to fraction form
    3,259.10/4,868.84 = 2,079.72/x
  3. Step 3: Cross multiply
    3,259.10x = 4,868.84 × 2,079.72
  4. Step 4: Simplify right side
    3,259.10x = 10,125,823.92
  5. Step 5: Solve for x
    x = 10,125,823.92/3,259.10
  6. Step 6: Final answer
    x = 3,106.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.