Home / 3,097.32-4,643.25-1,148.16

Finding the Fourth Proportional to 3,097.32, 4,643.25 and 1,148.16

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Solution

The fourth proportional to 3,097.32, 4,643.25 and 1,148.16 is: 1,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.32 : 4,643.25 = 1,148.16 : x
  2. Step 2: Convert to fraction form
    3,097.32/4,643.25 = 1,148.16/x
  3. Step 3: Cross multiply
    3,097.32x = 4,643.25 × 1,148.16
  4. Step 4: Simplify right side
    3,097.32x = 5,331,193.92
  5. Step 5: Solve for x
    x = 5,331,193.92/3,097.32
  6. Step 6: Final answer
    x = 1,721.23

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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.