Home / 2,462.14-3,688.26-1,225.80

Finding the Fourth Proportional to 2,462.14, 3,688.26 and 1,225.80

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Solution

The fourth proportional to 2,462.14, 3,688.26 and 1,225.80 is: 1,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.14 : 3,688.26 = 1,225.80 : x
  2. Step 2: Convert to fraction form
    2,462.14/3,688.26 = 1,225.80/x
  3. Step 3: Cross multiply
    2,462.14x = 3,688.26 × 1,225.80
  4. Step 4: Simplify right side
    2,462.14x = 4,521,069.11
  5. Step 5: Solve for x
    x = 4,521,069.11/2,462.14
  6. Step 6: Final answer
    x = 1,836.24

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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.