Home / 7,377.97-11,070.23-3,867.14

Finding the Fourth Proportional to 7,377.97, 11,070.23 and 3,867.14

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Solution

The fourth proportional to 7,377.97, 11,070.23 and 3,867.14 is: 5,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.97 : 11,070.23 = 3,867.14 : x
  2. Step 2: Convert to fraction form
    7,377.97/11,070.23 = 3,867.14/x
  3. Step 3: Cross multiply
    7,377.97x = 11,070.23 × 3,867.14
  4. Step 4: Simplify right side
    7,377.97x = 42,810,129.24
  5. Step 5: Solve for x
    x = 42,810,129.24/7,377.97
  6. Step 6: Final answer
    x = 5,802.43

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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.