Home / 11,344.95-15,655.14-6,308.88

Finding the Fourth Proportional to 11,344.95, 15,655.14 and 6,308.88

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Solution

The fourth proportional to 11,344.95, 15,655.14 and 6,308.88 is: 8,705.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.95 : 15,655.14 = 6,308.88 : x
  2. Step 2: Convert to fraction form
    11,344.95/15,655.14 = 6,308.88/x
  3. Step 3: Cross multiply
    11,344.95x = 15,655.14 × 6,308.88
  4. Step 4: Simplify right side
    11,344.95x = 98,766,399.64
  5. Step 5: Solve for x
    x = 98,766,399.64/11,344.95
  6. Step 6: Final answer
    x = 8,705.76

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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.