Home / 6,159.22-9,238.62-1,777.12

Finding the Fourth Proportional to 6,159.22, 9,238.62 and 1,777.12

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Solution

The fourth proportional to 6,159.22, 9,238.62 and 1,777.12 is: 2,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.22 : 9,238.62 = 1,777.12 : x
  2. Step 2: Convert to fraction form
    6,159.22/9,238.62 = 1,777.12/x
  3. Step 3: Cross multiply
    6,159.22x = 9,238.62 × 1,777.12
  4. Step 4: Simplify right side
    6,159.22x = 16,418,113.28
  5. Step 5: Solve for x
    x = 16,418,113.28/6,159.22
  6. Step 6: Final answer
    x = 2,665.62

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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.