Home / 7,551.98-11,336.16-5,571.39

Finding the Fourth Proportional to 7,551.98, 11,336.16 and 5,571.39

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Solution

The fourth proportional to 7,551.98, 11,336.16 and 5,571.39 is: 8,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.98 : 11,336.16 = 5,571.39 : x
  2. Step 2: Convert to fraction form
    7,551.98/11,336.16 = 5,571.39/x
  3. Step 3: Cross multiply
    7,551.98x = 11,336.16 × 5,571.39
  4. Step 4: Simplify right side
    7,551.98x = 63,158,168.46
  5. Step 5: Solve for x
    x = 63,158,168.46/7,551.98
  6. Step 6: Final answer
    x = 8,363.13

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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.