Home / 9,921.34-14,881.92-2,995.84

Finding the Fourth Proportional to 9,921.34, 14,881.92 and 2,995.84

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Solution

The fourth proportional to 9,921.34, 14,881.92 and 2,995.84 is: 4,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.34 : 14,881.92 = 2,995.84 : x
  2. Step 2: Convert to fraction form
    9,921.34/14,881.92 = 2,995.84/x
  3. Step 3: Cross multiply
    9,921.34x = 14,881.92 × 2,995.84
  4. Step 4: Simplify right side
    9,921.34x = 44,583,851.21
  5. Step 5: Solve for x
    x = 44,583,851.21/9,921.34
  6. Step 6: Final answer
    x = 4,493.73

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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.