Home / 10,158.11-14,019.49-5,682.11

Finding the Fourth Proportional to 10,158.11, 14,019.49 and 5,682.11

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Solution

The fourth proportional to 10,158.11, 14,019.49 and 5,682.11 is: 7,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.11 : 14,019.49 = 5,682.11 : x
  2. Step 2: Convert to fraction form
    10,158.11/14,019.49 = 5,682.11/x
  3. Step 3: Cross multiply
    10,158.11x = 14,019.49 × 5,682.11
  4. Step 4: Simplify right side
    10,158.11x = 79,660,284.32
  5. Step 5: Solve for x
    x = 79,660,284.32/10,158.11
  6. Step 6: Final answer
    x = 7,842.04

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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.