Home / 8,853.85-13,283.05-2,613.61

Finding the Fourth Proportional to 8,853.85, 13,283.05 and 2,613.61

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Solution

The fourth proportional to 8,853.85, 13,283.05 and 2,613.61 is: 3,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.85 : 13,283.05 = 2,613.61 : x
  2. Step 2: Convert to fraction form
    8,853.85/13,283.05 = 2,613.61/x
  3. Step 3: Cross multiply
    8,853.85x = 13,283.05 × 2,613.61
  4. Step 4: Simplify right side
    8,853.85x = 34,716,712.31
  5. Step 5: Solve for x
    x = 34,716,712.31/8,853.85
  6. Step 6: Final answer
    x = 3,921.09

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1.5x scale

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.