Home / 7,411.87-11,108.24-5,548.39

Finding the Fourth Proportional to 7,411.87, 11,108.24 and 5,548.39

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Solution

The fourth proportional to 7,411.87, 11,108.24 and 5,548.39 is: 8,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.87 : 11,108.24 = 5,548.39 : x
  2. Step 2: Convert to fraction form
    7,411.87/11,108.24 = 5,548.39/x
  3. Step 3: Cross multiply
    7,411.87x = 11,108.24 × 5,548.39
  4. Step 4: Simplify right side
    7,411.87x = 61,632,792.19
  5. Step 5: Solve for x
    x = 61,632,792.19/7,411.87
  6. Step 6: Final answer
    x = 8,315.42

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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.