Home / 10,907.52-15,052.59-6,191.79

Finding the Fourth Proportional to 10,907.52, 15,052.59 and 6,191.79

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Solution

The fourth proportional to 10,907.52, 15,052.59 and 6,191.79 is: 8,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.52 : 15,052.59 = 6,191.79 : x
  2. Step 2: Convert to fraction form
    10,907.52/15,052.59 = 6,191.79/x
  3. Step 3: Cross multiply
    10,907.52x = 15,052.59 × 6,191.79
  4. Step 4: Simplify right side
    10,907.52x = 93,202,476.24
  5. Step 5: Solve for x
    x = 93,202,476.24/10,907.52
  6. Step 6: Final answer
    x = 8,544.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.