Home / 8,759.04-13,140.79-2,518.92

Finding the Fourth Proportional to 8,759.04, 13,140.79 and 2,518.92

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Solution

The fourth proportional to 8,759.04, 13,140.79 and 2,518.92 is: 3,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.04 : 13,140.79 = 2,518.92 : x
  2. Step 2: Convert to fraction form
    8,759.04/13,140.79 = 2,518.92/x
  3. Step 3: Cross multiply
    8,759.04x = 13,140.79 × 2,518.92
  4. Step 4: Simplify right side
    8,759.04x = 33,100,589.30
  5. Step 5: Solve for x
    x = 33,100,589.30/8,759.04
  6. Step 6: Final answer
    x = 3,779.02

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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.