Home / 8,245.60-12,370.32-2,402.08

Finding the Fourth Proportional to 8,245.60, 12,370.32 and 2,402.08

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Solution

The fourth proportional to 8,245.60, 12,370.32 and 2,402.08 is: 3,603.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.60 : 12,370.32 = 2,402.08 : x
  2. Step 2: Convert to fraction form
    8,245.60/12,370.32 = 2,402.08/x
  3. Step 3: Cross multiply
    8,245.60x = 12,370.32 × 2,402.08
  4. Step 4: Simplify right side
    8,245.60x = 29,714,498.27
  5. Step 5: Solve for x
    x = 29,714,498.27/8,245.60
  6. Step 6: Final answer
    x = 3,603.68

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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.