Home / 3,703.42-5,557.87-2,981.71

Finding the Fourth Proportional to 3,703.42, 5,557.87 and 2,981.71

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Solution

The fourth proportional to 3,703.42, 5,557.87 and 2,981.71 is: 4,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.42 : 5,557.87 = 2,981.71 : x
  2. Step 2: Convert to fraction form
    3,703.42/5,557.87 = 2,981.71/x
  3. Step 3: Cross multiply
    3,703.42x = 5,557.87 × 2,981.71
  4. Step 4: Simplify right side
    3,703.42x = 16,571,950.46
  5. Step 5: Solve for x
    x = 16,571,950.46/3,703.42
  6. Step 6: Final answer
    x = 4,474.77

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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.