Home / 10,308.24-15,455.84-5,694.48

Finding the Fourth Proportional to 10,308.24, 15,455.84 and 5,694.48

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Solution

The fourth proportional to 10,308.24, 15,455.84 and 5,694.48 is: 8,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.24 : 15,455.84 = 5,694.48 : x
  2. Step 2: Convert to fraction form
    10,308.24/15,455.84 = 5,694.48/x
  3. Step 3: Cross multiply
    10,308.24x = 15,455.84 × 5,694.48
  4. Step 4: Simplify right side
    10,308.24x = 88,012,971.76
  5. Step 5: Solve for x
    x = 88,012,971.76/10,308.24
  6. Step 6: Final answer
    x = 8,538.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.