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Finding the Fourth Proportional to 5,917.50, 8,880.30 and 3,832.32

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Solution

The fourth proportional to 5,917.50, 8,880.30 and 3,832.32 is: 5,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.50 : 8,880.30 = 3,832.32 : x
  2. Step 2: Convert to fraction form
    5,917.50/8,880.30 = 3,832.32/x
  3. Step 3: Cross multiply
    5,917.50x = 8,880.30 × 3,832.32
  4. Step 4: Simplify right side
    5,917.50x = 34,032,151.30
  5. Step 5: Solve for x
    x = 34,032,151.30/5,917.50
  6. Step 6: Final answer
    x = 5,751.10

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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.