Home / 3,224.47-4,837.11-1,115.91

Finding the Fourth Proportional to 3,224.47, 4,837.11 and 1,115.91

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Solution

The fourth proportional to 3,224.47, 4,837.11 and 1,115.91 is: 1,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.47 : 4,837.11 = 1,115.91 : x
  2. Step 2: Convert to fraction form
    3,224.47/4,837.11 = 1,115.91/x
  3. Step 3: Cross multiply
    3,224.47x = 4,837.11 × 1,115.91
  4. Step 4: Simplify right side
    3,224.47x = 5,397,779.42
  5. Step 5: Solve for x
    x = 5,397,779.42/3,224.47
  6. Step 6: Final answer
    x = 1,674.01

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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.