Home / 8,325.65-11,491.86-4,791.35

Finding the Fourth Proportional to 8,325.65, 11,491.86 and 4,791.35

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Solution

The fourth proportional to 8,325.65, 11,491.86 and 4,791.35 is: 6,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.65 : 11,491.86 = 4,791.35 : x
  2. Step 2: Convert to fraction form
    8,325.65/11,491.86 = 4,791.35/x
  3. Step 3: Cross multiply
    8,325.65x = 11,491.86 × 4,791.35
  4. Step 4: Simplify right side
    8,325.65x = 55,061,465.95
  5. Step 5: Solve for x
    x = 55,061,465.95/8,325.65
  6. Step 6: Final answer
    x = 6,613.48

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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.