Home / 8,870.32-13,301.82-3,027.40

Finding the Fourth Proportional to 8,870.32, 13,301.82 and 3,027.40

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Solution

The fourth proportional to 8,870.32, 13,301.82 and 3,027.40 is: 4,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.32 : 13,301.82 = 3,027.40 : x
  2. Step 2: Convert to fraction form
    8,870.32/13,301.82 = 3,027.40/x
  3. Step 3: Cross multiply
    8,870.32x = 13,301.82 × 3,027.40
  4. Step 4: Simplify right side
    8,870.32x = 40,269,929.87
  5. Step 5: Solve for x
    x = 40,269,929.87/8,870.32
  6. Step 6: Final answer
    x = 4,539.85

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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.