Home / 2,721.96-3,750.72-2,574.90

Finding the Fourth Proportional to 2,721.96, 3,750.72 and 2,574.90

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Solution

The fourth proportional to 2,721.96, 3,750.72 and 2,574.90 is: 3,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.96 : 3,750.72 = 2,574.90 : x
  2. Step 2: Convert to fraction form
    2,721.96/3,750.72 = 2,574.90/x
  3. Step 3: Cross multiply
    2,721.96x = 3,750.72 × 2,574.90
  4. Step 4: Simplify right side
    2,721.96x = 9,657,728.93
  5. Step 5: Solve for x
    x = 9,657,728.93/2,721.96
  6. Step 6: Final answer
    x = 3,548.08

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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.