Home / 4,117.02-6,143.88-3,679.62

Finding the Fourth Proportional to 4,117.02, 6,143.88 and 3,679.62

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Solution

The fourth proportional to 4,117.02, 6,143.88 and 3,679.62 is: 5,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.02 : 6,143.88 = 3,679.62 : x
  2. Step 2: Convert to fraction form
    4,117.02/6,143.88 = 3,679.62/x
  3. Step 3: Cross multiply
    4,117.02x = 6,143.88 × 3,679.62
  4. Step 4: Simplify right side
    4,117.02x = 22,607,143.73
  5. Step 5: Solve for x
    x = 22,607,143.73/4,117.02
  6. Step 6: Final answer
    x = 5,491.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.