Home / 4,238.11-6,357.17-1,316.41

Finding the Fourth Proportional to 4,238.11, 6,357.17 and 1,316.41

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Solution

The fourth proportional to 4,238.11, 6,357.17 and 1,316.41 is: 1,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.11 : 6,357.17 = 1,316.41 : x
  2. Step 2: Convert to fraction form
    4,238.11/6,357.17 = 1,316.41/x
  3. Step 3: Cross multiply
    4,238.11x = 6,357.17 × 1,316.41
  4. Step 4: Simplify right side
    4,238.11x = 8,368,642.16
  5. Step 5: Solve for x
    x = 8,368,642.16/4,238.11
  6. Step 6: Final answer
    x = 1,974.62

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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.