Home / 7,410.28-11,117.28-2,216.14

Finding the Fourth Proportional to 7,410.28, 11,117.28 and 2,216.14

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Solution

The fourth proportional to 7,410.28, 11,117.28 and 2,216.14 is: 3,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.28 : 11,117.28 = 2,216.14 : x
  2. Step 2: Convert to fraction form
    7,410.28/11,117.28 = 2,216.14/x
  3. Step 3: Cross multiply
    7,410.28x = 11,117.28 × 2,216.14
  4. Step 4: Simplify right side
    7,410.28x = 24,637,448.90
  5. Step 5: Solve for x
    x = 24,637,448.90/7,410.28
  6. Step 6: Final answer
    x = 3,324.77

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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.