Home / 2,549.95-3,824.70-700.90

Finding the Fourth Proportional to 2,549.95, 3,824.70 and 700.90

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Solution

The fourth proportional to 2,549.95, 3,824.70 and 700.90 is: 1,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.95 : 3,824.70 = 700.90 : x
  2. Step 2: Convert to fraction form
    2,549.95/3,824.70 = 700.90/x
  3. Step 3: Cross multiply
    2,549.95x = 3,824.70 × 700.90
  4. Step 4: Simplify right side
    2,549.95x = 2,680,732.23
  5. Step 5: Solve for x
    x = 2,680,732.23/2,549.95
  6. Step 6: Final answer
    x = 1,051.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.