Home / 9,911.05-14,866.57-2,515.51

Finding the Fourth Proportional to 9,911.05, 14,866.57 and 2,515.51

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Solution

The fourth proportional to 9,911.05, 14,866.57 and 2,515.51 is: 3,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.05 : 14,866.57 = 2,515.51 : x
  2. Step 2: Convert to fraction form
    9,911.05/14,866.57 = 2,515.51/x
  3. Step 3: Cross multiply
    9,911.05x = 14,866.57 × 2,515.51
  4. Step 4: Simplify right side
    9,911.05x = 37,397,005.50
  5. Step 5: Solve for x
    x = 37,397,005.50/9,911.05
  6. Step 6: Final answer
    x = 3,773.26

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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.