Home / 10,907.58-15,050.82-6,126.61

Finding the Fourth Proportional to 10,907.58, 15,050.82 and 6,126.61

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Solution

The fourth proportional to 10,907.58, 15,050.82 and 6,126.61 is: 8,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.58 : 15,050.82 = 6,126.61 : x
  2. Step 2: Convert to fraction form
    10,907.58/15,050.82 = 6,126.61/x
  3. Step 3: Cross multiply
    10,907.58x = 15,050.82 × 6,126.61
  4. Step 4: Simplify right side
    10,907.58x = 92,210,479.49
  5. Step 5: Solve for x
    x = 92,210,479.49/10,907.58
  6. Step 6: Final answer
    x = 8,453.80

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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.