Home / 10,983.04-15,157.92-6,268.12

Finding the Fourth Proportional to 10,983.04, 15,157.92 and 6,268.12

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Solution

The fourth proportional to 10,983.04, 15,157.92 and 6,268.12 is: 8,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.04 : 15,157.92 = 6,268.12 : x
  2. Step 2: Convert to fraction form
    10,983.04/15,157.92 = 6,268.12/x
  3. Step 3: Cross multiply
    10,983.04x = 15,157.92 × 6,268.12
  4. Step 4: Simplify right side
    10,983.04x = 95,011,661.51
  5. Step 5: Solve for x
    x = 95,011,661.51/10,983.04
  6. Step 6: Final answer
    x = 8,650.76

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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.