Home / 7,521.00-11,278.09-4,401.79

Finding the Fourth Proportional to 7,521.00, 11,278.09 and 4,401.79

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Solution

The fourth proportional to 7,521.00, 11,278.09 and 4,401.79 is: 6,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.00 : 11,278.09 = 4,401.79 : x
  2. Step 2: Convert to fraction form
    7,521.00/11,278.09 = 4,401.79/x
  3. Step 3: Cross multiply
    7,521.00x = 11,278.09 × 4,401.79
  4. Step 4: Simplify right side
    7,521.00x = 49,643,799.77
  5. Step 5: Solve for x
    x = 49,643,799.77/7,521.00
  6. Step 6: Final answer
    x = 6,600.69

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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.