Home / 10,282.16-15,424.80-3,355.04

Finding the Fourth Proportional to 10,282.16, 15,424.80 and 3,355.04

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Solution

The fourth proportional to 10,282.16, 15,424.80 and 3,355.04 is: 5,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.16 : 15,424.80 = 3,355.04 : x
  2. Step 2: Convert to fraction form
    10,282.16/15,424.80 = 3,355.04/x
  3. Step 3: Cross multiply
    10,282.16x = 15,424.80 × 3,355.04
  4. Step 4: Simplify right side
    10,282.16x = 51,750,820.99
  5. Step 5: Solve for x
    x = 51,750,820.99/10,282.16
  6. Step 6: Final answer
    x = 5,033.07

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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.