Home / 3,060.36-4,588.29-979.17

Finding the Fourth Proportional to 3,060.36, 4,588.29 and 979.17

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Solution

The fourth proportional to 3,060.36, 4,588.29 and 979.17 is: 1,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.36 : 4,588.29 = 979.17 : x
  2. Step 2: Convert to fraction form
    3,060.36/4,588.29 = 979.17/x
  3. Step 3: Cross multiply
    3,060.36x = 4,588.29 × 979.17
  4. Step 4: Simplify right side
    3,060.36x = 4,492,715.92
  5. Step 5: Solve for x
    x = 4,492,715.92/3,060.36
  6. Step 6: Final answer
    x = 1,468.04

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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.