Home / 7,777.43-10,738.13-5,981.73

Finding the Fourth Proportional to 7,777.43, 10,738.13 and 5,981.73

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Solution

The fourth proportional to 7,777.43, 10,738.13 and 5,981.73 is: 8,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777.43 : 10,738.13 = 5,981.73 : x
  2. Step 2: Convert to fraction form
    7,777.43/10,738.13 = 5,981.73/x
  3. Step 3: Cross multiply
    7,777.43x = 10,738.13 × 5,981.73
  4. Step 4: Simplify right side
    7,777.43x = 64,232,510.77
  5. Step 5: Solve for x
    x = 64,232,510.77/7,777.43
  6. Step 6: Final answer
    x = 8,258.84

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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.