Home / 4,865.52-7,294.92-3,111.60

Finding the Fourth Proportional to 4,865.52, 7,294.92 and 3,111.60

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Solution

The fourth proportional to 4,865.52, 7,294.92 and 3,111.60 is: 4,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.52 : 7,294.92 = 3,111.60 : x
  2. Step 2: Convert to fraction form
    4,865.52/7,294.92 = 3,111.60/x
  3. Step 3: Cross multiply
    4,865.52x = 7,294.92 × 3,111.60
  4. Step 4: Simplify right side
    4,865.52x = 22,698,873.07
  5. Step 5: Solve for x
    x = 22,698,873.07/4,865.52
  6. Step 6: Final answer
    x = 4,665.25

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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.