Home / 5,983.24-8,970.78-2,085.52

Finding the Fourth Proportional to 5,983.24, 8,970.78 and 2,085.52

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Solution

The fourth proportional to 5,983.24, 8,970.78 and 2,085.52 is: 3,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.24 : 8,970.78 = 2,085.52 : x
  2. Step 2: Convert to fraction form
    5,983.24/8,970.78 = 2,085.52/x
  3. Step 3: Cross multiply
    5,983.24x = 8,970.78 × 2,085.52
  4. Step 4: Simplify right side
    5,983.24x = 18,708,741.11
  5. Step 5: Solve for x
    x = 18,708,741.11/5,983.24
  6. Step 6: Final answer
    x = 3,126.86

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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.