Home / 9,089.16-13,632.38-2,847.72

Finding the Fourth Proportional to 9,089.16, 13,632.38 and 2,847.72

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Solution

The fourth proportional to 9,089.16, 13,632.38 and 2,847.72 is: 4,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.16 : 13,632.38 = 2,847.72 : x
  2. Step 2: Convert to fraction form
    9,089.16/13,632.38 = 2,847.72/x
  3. Step 3: Cross multiply
    9,089.16x = 13,632.38 × 2,847.72
  4. Step 4: Simplify right side
    9,089.16x = 38,821,201.17
  5. Step 5: Solve for x
    x = 38,821,201.17/9,089.16
  6. Step 6: Final answer
    x = 4,271.15

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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.