Home / 3,007.17-4,149.78-1,748.16

Finding the Fourth Proportional to 3,007.17, 4,149.78 and 1,748.16

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Solution

The fourth proportional to 3,007.17, 4,149.78 and 1,748.16 is: 2,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.17 : 4,149.78 = 1,748.16 : x
  2. Step 2: Convert to fraction form
    3,007.17/4,149.78 = 1,748.16/x
  3. Step 3: Cross multiply
    3,007.17x = 4,149.78 × 1,748.16
  4. Step 4: Simplify right side
    3,007.17x = 7,254,479.40
  5. Step 5: Solve for x
    x = 7,254,479.40/3,007.17
  6. Step 6: Final answer
    x = 2,412.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.