Home / 10,107.06-15,171.54-6,164.55

Finding the Fourth Proportional to 10,107.06, 15,171.54 and 6,164.55

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Solution

The fourth proportional to 10,107.06, 15,171.54 and 6,164.55 is: 9,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.06 : 15,171.54 = 6,164.55 : x
  2. Step 2: Convert to fraction form
    10,107.06/15,171.54 = 6,164.55/x
  3. Step 3: Cross multiply
    10,107.06x = 15,171.54 × 6,164.55
  4. Step 4: Simplify right side
    10,107.06x = 93,525,716.91
  5. Step 5: Solve for x
    x = 93,525,716.91/10,107.06
  6. Step 6: Final answer
    x = 9,253.50

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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.