Home / 3,264.60-4,504.20-2,130.60

Finding the Fourth Proportional to 3,264.60, 4,504.20 and 2,130.60

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Solution

The fourth proportional to 3,264.60, 4,504.20 and 2,130.60 is: 2,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.60 : 4,504.20 = 2,130.60 : x
  2. Step 2: Convert to fraction form
    3,264.60/4,504.20 = 2,130.60/x
  3. Step 3: Cross multiply
    3,264.60x = 4,504.20 × 2,130.60
  4. Step 4: Simplify right side
    3,264.60x = 9,596,648.52
  5. Step 5: Solve for x
    x = 9,596,648.52/3,264.60
  6. Step 6: Final answer
    x = 2,939.61

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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.