Home / 5,637.28-7,777.55-3,277.48

Finding the Fourth Proportional to 5,637.28, 7,777.55 and 3,277.48

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Solution

The fourth proportional to 5,637.28, 7,777.55 and 3,277.48 is: 4,521.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.28 : 7,777.55 = 3,277.48 : x
  2. Step 2: Convert to fraction form
    5,637.28/7,777.55 = 3,277.48/x
  3. Step 3: Cross multiply
    5,637.28x = 7,777.55 × 3,277.48
  4. Step 4: Simplify right side
    5,637.28x = 25,490,764.57
  5. Step 5: Solve for x
    x = 25,490,764.57/5,637.28
  6. Step 6: Final answer
    x = 4,521.82

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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.