Home / 6,340.48-8,747.73-4,105.18

Finding the Fourth Proportional to 6,340.48, 8,747.73 and 4,105.18

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Solution

The fourth proportional to 6,340.48, 8,747.73 and 4,105.18 is: 5,663.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.48 : 8,747.73 = 4,105.18 : x
  2. Step 2: Convert to fraction form
    6,340.48/8,747.73 = 4,105.18/x
  3. Step 3: Cross multiply
    6,340.48x = 8,747.73 × 4,105.18
  4. Step 4: Simplify right side
    6,340.48x = 35,911,006.24
  5. Step 5: Solve for x
    x = 35,911,006.24/6,340.48
  6. Step 6: Final answer
    x = 5,663.77

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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.