Home / 4,360.70-6,542.15-1,240.71

Finding the Fourth Proportional to 4,360.70, 6,542.15 and 1,240.71

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Solution

The fourth proportional to 4,360.70, 6,542.15 and 1,240.71 is: 1,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.70 : 6,542.15 = 1,240.71 : x
  2. Step 2: Convert to fraction form
    4,360.70/6,542.15 = 1,240.71/x
  3. Step 3: Cross multiply
    4,360.70x = 6,542.15 × 1,240.71
  4. Step 4: Simplify right side
    4,360.70x = 8,116,904.72
  5. Step 5: Solve for x
    x = 8,116,904.72/4,360.70
  6. Step 6: Final answer
    x = 1,861.38

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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.