Home / 10,622.84-15,937.56-3,228.08

Finding the Fourth Proportional to 10,622.84, 15,937.56 and 3,228.08

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Solution

The fourth proportional to 10,622.84, 15,937.56 and 3,228.08 is: 4,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.84 : 15,937.56 = 3,228.08 : x
  2. Step 2: Convert to fraction form
    10,622.84/15,937.56 = 3,228.08/x
  3. Step 3: Cross multiply
    10,622.84x = 15,937.56 × 3,228.08
  4. Step 4: Simplify right side
    10,622.84x = 51,447,718.68
  5. Step 5: Solve for x
    x = 51,447,718.68/10,622.84
  6. Step 6: Final answer
    x = 4,843.12

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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.