Home / 9,177.55-13,766.85-2,603.22

Finding the Fourth Proportional to 9,177.55, 13,766.85 and 2,603.22

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Solution

The fourth proportional to 9,177.55, 13,766.85 and 2,603.22 is: 3,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.55 : 13,766.85 = 2,603.22 : x
  2. Step 2: Convert to fraction form
    9,177.55/13,766.85 = 2,603.22/x
  3. Step 3: Cross multiply
    9,177.55x = 13,766.85 × 2,603.22
  4. Step 4: Simplify right side
    9,177.55x = 35,838,132.75
  5. Step 5: Solve for x
    x = 35,838,132.75/9,177.55
  6. Step 6: Final answer
    x = 3,904.98

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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.