Home / 4,115.00-5,679.52-2,436.48

Finding the Fourth Proportional to 4,115.00, 5,679.52 and 2,436.48

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Solution

The fourth proportional to 4,115.00, 5,679.52 and 2,436.48 is: 3,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.00 : 5,679.52 = 2,436.48 : x
  2. Step 2: Convert to fraction form
    4,115.00/5,679.52 = 2,436.48/x
  3. Step 3: Cross multiply
    4,115.00x = 5,679.52 × 2,436.48
  4. Step 4: Simplify right side
    4,115.00x = 13,838,030.80
  5. Step 5: Solve for x
    x = 13,838,030.80/4,115.00
  6. Step 6: Final answer
    x = 3,362.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.