Home / 9,351.88-14,029.98-2,777.92

Finding the Fourth Proportional to 9,351.88, 14,029.98 and 2,777.92

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Solution

The fourth proportional to 9,351.88, 14,029.98 and 2,777.92 is: 4,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.88 : 14,029.98 = 2,777.92 : x
  2. Step 2: Convert to fraction form
    9,351.88/14,029.98 = 2,777.92/x
  3. Step 3: Cross multiply
    9,351.88x = 14,029.98 × 2,777.92
  4. Step 4: Simplify right side
    9,351.88x = 38,974,162.04
  5. Step 5: Solve for x
    x = 38,974,162.04/9,351.88
  6. Step 6: Final answer
    x = 4,167.52

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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.