Home / 12,873.60-19,290.38-6,202.91

Finding the Fourth Proportional to 12,873.60, 19,290.38 and 6,202.91

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Solution

The fourth proportional to 12,873.60, 19,290.38 and 6,202.91 is: 9,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873.60 : 19,290.38 = 6,202.91 : x
  2. Step 2: Convert to fraction form
    12,873.60/19,290.38 = 6,202.91/x
  3. Step 3: Cross multiply
    12,873.60x = 19,290.38 × 6,202.91
  4. Step 4: Simplify right side
    12,873.60x = 119,656,508.22
  5. Step 5: Solve for x
    x = 119,656,508.22/12,873.60
  6. Step 6: Final answer
    x = 9,294.72

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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.