Home / 4,688.56-6,469.01-2,799.37

Finding the Fourth Proportional to 4,688.56, 6,469.01 and 2,799.37

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Solution

The fourth proportional to 4,688.56, 6,469.01 and 2,799.37 is: 3,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.56 : 6,469.01 = 2,799.37 : x
  2. Step 2: Convert to fraction form
    4,688.56/6,469.01 = 2,799.37/x
  3. Step 3: Cross multiply
    4,688.56x = 6,469.01 × 2,799.37
  4. Step 4: Simplify right side
    4,688.56x = 18,109,157.11
  5. Step 5: Solve for x
    x = 18,109,157.11/4,688.56
  6. Step 6: Final answer
    x = 3,862.41

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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.