Home / 4,727.95-7,089.55-2,754.23

Finding the Fourth Proportional to 4,727.95, 7,089.55 and 2,754.23

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Solution

The fourth proportional to 4,727.95, 7,089.55 and 2,754.23 is: 4,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.95 : 7,089.55 = 2,754.23 : x
  2. Step 2: Convert to fraction form
    4,727.95/7,089.55 = 2,754.23/x
  3. Step 3: Cross multiply
    4,727.95x = 7,089.55 × 2,754.23
  4. Step 4: Simplify right side
    4,727.95x = 19,526,251.30
  5. Step 5: Solve for x
    x = 19,526,251.30/4,727.95
  6. Step 6: Final answer
    x = 4,129.96

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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.