Home / 9,911.39-14,867.12-2,515.85

Finding the Fourth Proportional to 9,911.39, 14,867.12 and 2,515.85

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Solution

The fourth proportional to 9,911.39, 14,867.12 and 2,515.85 is: 3,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.39 : 14,867.12 = 2,515.85 : x
  2. Step 2: Convert to fraction form
    9,911.39/14,867.12 = 2,515.85/x
  3. Step 3: Cross multiply
    9,911.39x = 14,867.12 × 2,515.85
  4. Step 4: Simplify right side
    9,911.39x = 37,403,356.94
  5. Step 5: Solve for x
    x = 37,403,356.94/9,911.39
  6. Step 6: Final answer
    x = 3,773.77

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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.