Home / 2,491.12-3,736.68-1,030.16

Finding the Fourth Proportional to 2,491.12, 3,736.68 and 1,030.16

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Solution

The fourth proportional to 2,491.12, 3,736.68 and 1,030.16 is: 1,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.12 : 3,736.68 = 1,030.16 : x
  2. Step 2: Convert to fraction form
    2,491.12/3,736.68 = 1,030.16/x
  3. Step 3: Cross multiply
    2,491.12x = 3,736.68 × 1,030.16
  4. Step 4: Simplify right side
    2,491.12x = 3,849,378.27
  5. Step 5: Solve for x
    x = 3,849,378.27/2,491.12
  6. Step 6: Final answer
    x = 1,545.24

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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.