Home / 4,272.74-5,895.43-2,479.18

Finding the Fourth Proportional to 4,272.74, 5,895.43 and 2,479.18

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Solution

The fourth proportional to 4,272.74, 5,895.43 and 2,479.18 is: 3,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.74 : 5,895.43 = 2,479.18 : x
  2. Step 2: Convert to fraction form
    4,272.74/5,895.43 = 2,479.18/x
  3. Step 3: Cross multiply
    4,272.74x = 5,895.43 × 2,479.18
  4. Step 4: Simplify right side
    4,272.74x = 14,615,834.14
  5. Step 5: Solve for x
    x = 14,615,834.14/4,272.74
  6. Step 6: Final answer
    x = 3,420.72

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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.