Home / 10,633.90-15,953.15-3,238.16

Finding the Fourth Proportional to 10,633.90, 15,953.15 and 3,238.16

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Solution

The fourth proportional to 10,633.90, 15,953.15 and 3,238.16 is: 4,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.90 : 15,953.15 = 3,238.16 : x
  2. Step 2: Convert to fraction form
    10,633.90/15,953.15 = 3,238.16/x
  3. Step 3: Cross multiply
    10,633.90x = 15,953.15 × 3,238.16
  4. Step 4: Simplify right side
    10,633.90x = 51,658,900.18
  5. Step 5: Solve for x
    x = 51,658,900.18/10,633.90
  6. Step 6: Final answer
    x = 4,857.95

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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.