Home / 9,431.11-14,148.85-2,767.34

Finding the Fourth Proportional to 9,431.11, 14,148.85 and 2,767.34

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Solution

The fourth proportional to 9,431.11, 14,148.85 and 2,767.34 is: 4,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.11 : 14,148.85 = 2,767.34 : x
  2. Step 2: Convert to fraction form
    9,431.11/14,148.85 = 2,767.34/x
  3. Step 3: Cross multiply
    9,431.11x = 14,148.85 × 2,767.34
  4. Step 4: Simplify right side
    9,431.11x = 39,154,593.98
  5. Step 5: Solve for x
    x = 39,154,593.98/9,431.11
  6. Step 6: Final answer
    x = 4,151.64

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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.