Home / 11,652.62-17,478.72-2,887.52

Finding the Fourth Proportional to 11,652.62, 17,478.72 and 2,887.52

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Solution

The fourth proportional to 11,652.62, 17,478.72 and 2,887.52 is: 4,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.62 : 17,478.72 = 2,887.52 : x
  2. Step 2: Convert to fraction form
    11,652.62/17,478.72 = 2,887.52/x
  3. Step 3: Cross multiply
    11,652.62x = 17,478.72 × 2,887.52
  4. Step 4: Simplify right side
    11,652.62x = 50,470,066.18
  5. Step 5: Solve for x
    x = 50,470,066.18/11,652.62
  6. Step 6: Final answer
    x = 4,331.22

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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.