Home / 7,363.15-10,161.39-4,219.94

Finding the Fourth Proportional to 7,363.15, 10,161.39 and 4,219.94

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Solution

The fourth proportional to 7,363.15, 10,161.39 and 4,219.94 is: 5,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.15 : 10,161.39 = 4,219.94 : x
  2. Step 2: Convert to fraction form
    7,363.15/10,161.39 = 4,219.94/x
  3. Step 3: Cross multiply
    7,363.15x = 10,161.39 × 4,219.94
  4. Step 4: Simplify right side
    7,363.15x = 42,880,456.12
  5. Step 5: Solve for x
    x = 42,880,456.12/7,363.15
  6. Step 6: Final answer
    x = 5,823.66

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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.