Home / 10,983.36-15,158.12-6,268.35

Finding the Fourth Proportional to 10,983.36, 15,158.12 and 6,268.35

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Solution

The fourth proportional to 10,983.36, 15,158.12 and 6,268.35 is: 8,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.36 : 15,158.12 = 6,268.35 : x
  2. Step 2: Convert to fraction form
    10,983.36/15,158.12 = 6,268.35/x
  3. Step 3: Cross multiply
    10,983.36x = 15,158.12 × 6,268.35
  4. Step 4: Simplify right side
    10,983.36x = 95,016,401.50
  5. Step 5: Solve for x
    x = 95,016,401.50/10,983.36
  6. Step 6: Final answer
    x = 8,650.94

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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.