Home / 9,921.15-14,882.27-2,995.47

Finding the Fourth Proportional to 9,921.15, 14,882.27 and 2,995.47

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Solution

The fourth proportional to 9,921.15, 14,882.27 and 2,995.47 is: 4,493.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.15 : 14,882.27 = 2,995.47 : x
  2. Step 2: Convert to fraction form
    9,921.15/14,882.27 = 2,995.47/x
  3. Step 3: Cross multiply
    9,921.15x = 14,882.27 × 2,995.47
  4. Step 4: Simplify right side
    9,921.15x = 44,579,393.32
  5. Step 5: Solve for x
    x = 44,579,393.32/9,921.15
  6. Step 6: Final answer
    x = 4,493.37

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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.