Home / 6,256.16-9,376.56-2,147.36

Finding the Fourth Proportional to 6,256.16, 9,376.56 and 2,147.36

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Solution

The fourth proportional to 6,256.16, 9,376.56 and 2,147.36 is: 3,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.16 : 9,376.56 = 2,147.36 : x
  2. Step 2: Convert to fraction form
    6,256.16/9,376.56 = 2,147.36/x
  3. Step 3: Cross multiply
    6,256.16x = 9,376.56 × 2,147.36
  4. Step 4: Simplify right side
    6,256.16x = 20,134,849.88
  5. Step 5: Solve for x
    x = 20,134,849.88/6,256.16
  6. Step 6: Final answer
    x = 3,218.40

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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.