Home / 9,647.17-14,471.25-2,722.21

Finding the Fourth Proportional to 9,647.17, 14,471.25 and 2,722.21

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Solution

The fourth proportional to 9,647.17, 14,471.25 and 2,722.21 is: 4,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,647.17 : 14,471.25 = 2,722.21 : x
  2. Step 2: Convert to fraction form
    9,647.17/14,471.25 = 2,722.21/x
  3. Step 3: Cross multiply
    9,647.17x = 14,471.25 × 2,722.21
  4. Step 4: Simplify right side
    9,647.17x = 39,393,781.46
  5. Step 5: Solve for x
    x = 39,393,781.46/9,647.17
  6. Step 6: Final answer
    x = 4,083.45

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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.