Home / 11,344.24-15,654.63-6,308.47

Finding the Fourth Proportional to 11,344.24, 15,654.63 and 6,308.47

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Solution

The fourth proportional to 11,344.24, 15,654.63 and 6,308.47 is: 8,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.24 : 15,654.63 = 6,308.47 : x
  2. Step 2: Convert to fraction form
    11,344.24/15,654.63 = 6,308.47/x
  3. Step 3: Cross multiply
    11,344.24x = 15,654.63 × 6,308.47
  4. Step 4: Simplify right side
    11,344.24x = 98,756,763.72
  5. Step 5: Solve for x
    x = 98,756,763.72/11,344.24
  6. Step 6: Final answer
    x = 8,705.45

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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.