Home / 6,262.29-8,641.85-3,609.81

Finding the Fourth Proportional to 6,262.29, 8,641.85 and 3,609.81

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Solution

The fourth proportional to 6,262.29, 8,641.85 and 3,609.81 is: 4,981.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.29 : 8,641.85 = 3,609.81 : x
  2. Step 2: Convert to fraction form
    6,262.29/8,641.85 = 3,609.81/x
  3. Step 3: Cross multiply
    6,262.29x = 8,641.85 × 3,609.81
  4. Step 4: Simplify right side
    6,262.29x = 31,195,418.50
  5. Step 5: Solve for x
    x = 31,195,418.50/6,262.29
  6. Step 6: Final answer
    x = 4,981.47

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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.