Home / 7,356.50-10,151.97-4,213.70

Finding the Fourth Proportional to 7,356.50, 10,151.97 and 4,213.70

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Solution

The fourth proportional to 7,356.50, 10,151.97 and 4,213.70 is: 5,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.50 : 10,151.97 = 4,213.70 : x
  2. Step 2: Convert to fraction form
    7,356.50/10,151.97 = 4,213.70/x
  3. Step 3: Cross multiply
    7,356.50x = 10,151.97 × 4,213.70
  4. Step 4: Simplify right side
    7,356.50x = 42,777,355.99
  5. Step 5: Solve for x
    x = 42,777,355.99/7,356.50
  6. Step 6: Final answer
    x = 5,814.91

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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.