Home / 5,255.52-7,884.32-1,795.20

Finding the Fourth Proportional to 5,255.52, 7,884.32 and 1,795.20

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Solution

The fourth proportional to 5,255.52, 7,884.32 and 1,795.20 is: 2,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.52 : 7,884.32 = 1,795.20 : x
  2. Step 2: Convert to fraction form
    5,255.52/7,884.32 = 1,795.20/x
  3. Step 3: Cross multiply
    5,255.52x = 7,884.32 × 1,795.20
  4. Step 4: Simplify right side
    5,255.52x = 14,153,931.26
  5. Step 5: Solve for x
    x = 14,153,931.26/5,255.52
  6. Step 6: Final answer
    x = 2,693.16

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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.