Home / 3,097.24-4,642.62-1,148.20

Finding the Fourth Proportional to 3,097.24, 4,642.62 and 1,148.20

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Solution

The fourth proportional to 3,097.24, 4,642.62 and 1,148.20 is: 1,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.24 : 4,642.62 = 1,148.20 : x
  2. Step 2: Convert to fraction form
    3,097.24/4,642.62 = 1,148.20/x
  3. Step 3: Cross multiply
    3,097.24x = 4,642.62 × 1,148.20
  4. Step 4: Simplify right side
    3,097.24x = 5,330,656.28
  5. Step 5: Solve for x
    x = 5,330,656.28/3,097.24
  6. Step 6: Final answer
    x = 1,721.10

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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.