Home / 7,665.44-10,578.41-4,308.06

Finding the Fourth Proportional to 7,665.44, 10,578.41 and 4,308.06

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Solution

The fourth proportional to 7,665.44, 10,578.41 and 4,308.06 is: 5,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.44 : 10,578.41 = 4,308.06 : x
  2. Step 2: Convert to fraction form
    7,665.44/10,578.41 = 4,308.06/x
  3. Step 3: Cross multiply
    7,665.44x = 10,578.41 × 4,308.06
  4. Step 4: Simplify right side
    7,665.44x = 45,572,403.44
  5. Step 5: Solve for x
    x = 45,572,403.44/7,665.44
  6. Step 6: Final answer
    x = 5,945.18

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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.