Home / 7,066.19-9,750.69-3,878.97

Finding the Fourth Proportional to 7,066.19, 9,750.69 and 3,878.97

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Solution

The fourth proportional to 7,066.19, 9,750.69 and 3,878.97 is: 5,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.19 : 9,750.69 = 3,878.97 : x
  2. Step 2: Convert to fraction form
    7,066.19/9,750.69 = 3,878.97/x
  3. Step 3: Cross multiply
    7,066.19x = 9,750.69 × 3,878.97
  4. Step 4: Simplify right side
    7,066.19x = 37,822,633.99
  5. Step 5: Solve for x
    x = 37,822,633.99/7,066.19
  6. Step 6: Final answer
    x = 5,352.62

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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.