Home / 6,651.09-9,168.44-5,470.11

Finding the Fourth Proportional to 6,651.09, 9,168.44 and 5,470.11

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Solution

The fourth proportional to 6,651.09, 9,168.44 and 5,470.11 is: 7,540.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.09 : 9,168.44 = 5,470.11 : x
  2. Step 2: Convert to fraction form
    6,651.09/9,168.44 = 5,470.11/x
  3. Step 3: Cross multiply
    6,651.09x = 9,168.44 × 5,470.11
  4. Step 4: Simplify right side
    6,651.09x = 50,152,347.98
  5. Step 5: Solve for x
    x = 50,152,347.98/6,651.09
  6. Step 6: Final answer
    x = 7,540.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.