Home / 8,298.30-11,449.08-5,108.28

Finding the Fourth Proportional to 8,298.30, 11,449.08 and 5,108.28

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Solution

The fourth proportional to 8,298.30, 11,449.08 and 5,108.28 is: 7,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.30 : 11,449.08 = 5,108.28 : x
  2. Step 2: Convert to fraction form
    8,298.30/11,449.08 = 5,108.28/x
  3. Step 3: Cross multiply
    8,298.30x = 11,449.08 × 5,108.28
  4. Step 4: Simplify right side
    8,298.30x = 58,485,106.38
  5. Step 5: Solve for x
    x = 58,485,106.38/8,298.30
  6. Step 6: Final answer
    x = 7,047.84

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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.