Home / 5,784.18-8,673.96-2,085.12

Finding the Fourth Proportional to 5,784.18, 8,673.96 and 2,085.12

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Solution

The fourth proportional to 5,784.18, 8,673.96 and 2,085.12 is: 3,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.18 : 8,673.96 = 2,085.12 : x
  2. Step 2: Convert to fraction form
    5,784.18/8,673.96 = 2,085.12/x
  3. Step 3: Cross multiply
    5,784.18x = 8,673.96 × 2,085.12
  4. Step 4: Simplify right side
    5,784.18x = 18,086,247.48
  5. Step 5: Solve for x
    x = 18,086,247.48/5,784.18
  6. Step 6: Final answer
    x = 3,126.85

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1.5x scale

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.