Home / 5,011.95-7,517.84-1,724.97

Finding the Fourth Proportional to 5,011.95, 7,517.84 and 1,724.97

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Solution

The fourth proportional to 5,011.95, 7,517.84 and 1,724.97 is: 2,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.95 : 7,517.84 = 1,724.97 : x
  2. Step 2: Convert to fraction form
    5,011.95/7,517.84 = 1,724.97/x
  3. Step 3: Cross multiply
    5,011.95x = 7,517.84 × 1,724.97
  4. Step 4: Simplify right side
    5,011.95x = 12,968,051.74
  5. Step 5: Solve for x
    x = 12,968,051.74/5,011.95
  6. Step 6: Final answer
    x = 2,587.43

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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.