Home / 4,608.19-6,357.28-3,115.56

Finding the Fourth Proportional to 4,608.19, 6,357.28 and 3,115.56

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Solution

The fourth proportional to 4,608.19, 6,357.28 and 3,115.56 is: 4,298.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.19 : 6,357.28 = 3,115.56 : x
  2. Step 2: Convert to fraction form
    4,608.19/6,357.28 = 3,115.56/x
  3. Step 3: Cross multiply
    4,608.19x = 6,357.28 × 3,115.56
  4. Step 4: Simplify right side
    4,608.19x = 19,806,487.28
  5. Step 5: Solve for x
    x = 19,806,487.28/4,608.19
  6. Step 6: Final answer
    x = 4,298.11

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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.