Home / 5,811.24-8,715.78-3,029.16

Finding the Fourth Proportional to 5,811.24, 8,715.78 and 3,029.16

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Solution

The fourth proportional to 5,811.24, 8,715.78 and 3,029.16 is: 4,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.24 : 8,715.78 = 3,029.16 : x
  2. Step 2: Convert to fraction form
    5,811.24/8,715.78 = 3,029.16/x
  3. Step 3: Cross multiply
    5,811.24x = 8,715.78 × 3,029.16
  4. Step 4: Simplify right side
    5,811.24x = 26,401,492.14
  5. Step 5: Solve for x
    x = 26,401,492.14/5,811.24
  6. Step 6: Final answer
    x = 4,543.18

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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.