Home / 8,759.04-13,138.56-2,603.04

Finding the Fourth Proportional to 8,759.04, 13,138.56 and 2,603.04

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Solution

The fourth proportional to 8,759.04, 13,138.56 and 2,603.04 is: 3,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.04 : 13,138.56 = 2,603.04 : x
  2. Step 2: Convert to fraction form
    8,759.04/13,138.56 = 2,603.04/x
  3. Step 3: Cross multiply
    8,759.04x = 13,138.56 × 2,603.04
  4. Step 4: Simplify right side
    8,759.04x = 34,200,197.22
  5. Step 5: Solve for x
    x = 34,200,197.22/8,759.04
  6. Step 6: Final answer
    x = 3,904.56

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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.