Home / 10,907.00-16,360.14-3,115.80

Finding the Fourth Proportional to 10,907.00, 16,360.14 and 3,115.80

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Solution

The fourth proportional to 10,907.00, 16,360.14 and 3,115.80 is: 4,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.00 : 16,360.14 = 3,115.80 : x
  2. Step 2: Convert to fraction form
    10,907.00/16,360.14 = 3,115.80/x
  3. Step 3: Cross multiply
    10,907.00x = 16,360.14 × 3,115.80
  4. Step 4: Simplify right side
    10,907.00x = 50,974,924.21
  5. Step 5: Solve for x
    x = 50,974,924.21/10,907.00
  6. Step 6: Final answer
    x = 4,673.60

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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.