Home / 2,524.42-3,482.40-1,639.90

Finding the Fourth Proportional to 2,524.42, 3,482.40 and 1,639.90

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Solution

The fourth proportional to 2,524.42, 3,482.40 and 1,639.90 is: 2,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.42 : 3,482.40 = 1,639.90 : x
  2. Step 2: Convert to fraction form
    2,524.42/3,482.40 = 1,639.90/x
  3. Step 3: Cross multiply
    2,524.42x = 3,482.40 × 1,639.90
  4. Step 4: Simplify right side
    2,524.42x = 5,710,787.76
  5. Step 5: Solve for x
    x = 5,710,787.76/2,524.42
  6. Step 6: Final answer
    x = 2,262.22

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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.