Home / 3,292.40-4,539.48-2,825.84

Finding the Fourth Proportional to 3,292.40, 4,539.48 and 2,825.84

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Solution

The fourth proportional to 3,292.40, 4,539.48 and 2,825.84 is: 3,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.40 : 4,539.48 = 2,825.84 : x
  2. Step 2: Convert to fraction form
    3,292.40/4,539.48 = 2,825.84/x
  3. Step 3: Cross multiply
    3,292.40x = 4,539.48 × 2,825.84
  4. Step 4: Simplify right side
    3,292.40x = 12,827,844.16
  5. Step 5: Solve for x
    x = 12,827,844.16/3,292.40
  6. Step 6: Final answer
    x = 3,896.20

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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.