Home / 9,155.52-12,633.12-6,015.60

Finding the Fourth Proportional to 9,155.52, 12,633.12 and 6,015.60

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Solution

The fourth proportional to 9,155.52, 12,633.12 and 6,015.60 is: 8,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.52 : 12,633.12 = 6,015.60 : x
  2. Step 2: Convert to fraction form
    9,155.52/12,633.12 = 6,015.60/x
  3. Step 3: Cross multiply
    9,155.52x = 12,633.12 × 6,015.60
  4. Step 4: Simplify right side
    9,155.52x = 75,995,796.67
  5. Step 5: Solve for x
    x = 75,995,796.67/9,155.52
  6. Step 6: Final answer
    x = 8,300.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.