Home / 7,521.57-11,278.44-4,402.26

Finding the Fourth Proportional to 7,521.57, 11,278.44 and 4,402.26

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Solution

The fourth proportional to 7,521.57, 11,278.44 and 4,402.26 is: 6,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.57 : 11,278.44 = 4,402.26 : x
  2. Step 2: Convert to fraction form
    7,521.57/11,278.44 = 4,402.26/x
  3. Step 3: Cross multiply
    7,521.57x = 11,278.44 × 4,402.26
  4. Step 4: Simplify right side
    7,521.57x = 49,650,625.27
  5. Step 5: Solve for x
    x = 49,650,625.27/7,521.57
  6. Step 6: Final answer
    x = 6,601.10

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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.