Home / 9,954.96-14,931.15-4,110.78

Finding the Fourth Proportional to 9,954.96, 14,931.15 and 4,110.78

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Solution

The fourth proportional to 9,954.96, 14,931.15 and 4,110.78 is: 6,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.96 : 14,931.15 = 4,110.78 : x
  2. Step 2: Convert to fraction form
    9,954.96/14,931.15 = 4,110.78/x
  3. Step 3: Cross multiply
    9,954.96x = 14,931.15 × 4,110.78
  4. Step 4: Simplify right side
    9,954.96x = 61,378,672.80
  5. Step 5: Solve for x
    x = 61,378,672.80/9,954.96
  6. Step 6: Final answer
    x = 6,165.64

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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.