Home / 5,117.45-7,674.24-2,342.18

Finding the Fourth Proportional to 5,117.45, 7,674.24 and 2,342.18

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Solution

The fourth proportional to 5,117.45, 7,674.24 and 2,342.18 is: 3,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.45 : 7,674.24 = 2,342.18 : x
  2. Step 2: Convert to fraction form
    5,117.45/7,674.24 = 2,342.18/x
  3. Step 3: Cross multiply
    5,117.45x = 7,674.24 × 2,342.18
  4. Step 4: Simplify right side
    5,117.45x = 17,974,479.41
  5. Step 5: Solve for x
    x = 17,974,479.41/5,117.45
  6. Step 6: Final answer
    x = 3,512.39

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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.