Home / 10,109.39-13,950.35-5,860.11

Finding the Fourth Proportional to 10,109.39, 13,950.35 and 5,860.11

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Solution

The fourth proportional to 10,109.39, 13,950.35 and 5,860.11 is: 8,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109.39 : 13,950.35 = 5,860.11 : x
  2. Step 2: Convert to fraction form
    10,109.39/13,950.35 = 5,860.11/x
  3. Step 3: Cross multiply
    10,109.39x = 13,950.35 × 5,860.11
  4. Step 4: Simplify right side
    10,109.39x = 81,750,585.54
  5. Step 5: Solve for x
    x = 81,750,585.54/10,109.39
  6. Step 6: Final answer
    x = 8,086.60

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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.