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Finding the Fourth Proportional to 5,856.60, 8,784.90 and 2,393.04

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Solution

The fourth proportional to 5,856.60, 8,784.90 and 2,393.04 is: 3,589.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.60 : 8,784.90 = 2,393.04 : x
  2. Step 2: Convert to fraction form
    5,856.60/8,784.90 = 2,393.04/x
  3. Step 3: Cross multiply
    5,856.60x = 8,784.90 × 2,393.04
  4. Step 4: Simplify right side
    5,856.60x = 21,022,617.10
  5. Step 5: Solve for x
    x = 21,022,617.10/5,856.60
  6. Step 6: Final answer
    x = 3,589.56

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Double scale
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Similar ratio
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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.