Home / 4,062.08-5,605.80-2,491.76

Finding the Fourth Proportional to 4,062.08, 5,605.80 and 2,491.76

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Solution

The fourth proportional to 4,062.08, 5,605.80 and 2,491.76 is: 3,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.08 : 5,605.80 = 2,491.76 : x
  2. Step 2: Convert to fraction form
    4,062.08/5,605.80 = 2,491.76/x
  3. Step 3: Cross multiply
    4,062.08x = 5,605.80 × 2,491.76
  4. Step 4: Simplify right side
    4,062.08x = 13,968,308.21
  5. Step 5: Solve for x
    x = 13,968,308.21/4,062.08
  6. Step 6: Final answer
    x = 3,438.71

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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.