Home / 8,853.38-13,281.47-2,930.48

Finding the Fourth Proportional to 8,853.38, 13,281.47 and 2,930.48

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Solution

The fourth proportional to 8,853.38, 13,281.47 and 2,930.48 is: 4,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.38 : 13,281.47 = 2,930.48 : x
  2. Step 2: Convert to fraction form
    8,853.38/13,281.47 = 2,930.48/x
  3. Step 3: Cross multiply
    8,853.38x = 13,281.47 × 2,930.48
  4. Step 4: Simplify right side
    8,853.38x = 38,921,023.12
  5. Step 5: Solve for x
    x = 38,921,023.12/8,853.38
  6. Step 6: Final answer
    x = 4,396.18

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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.