Home / 10,499.64-15,738.66-4,659

Finding the Fourth Proportional to 10,499.64, 15,738.66 and 4,659

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Solution

The fourth proportional to 10,499.64, 15,738.66 and 4,659 is: 6,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.64 : 15,738.66 = 4,659 : x
  2. Step 2: Convert to fraction form
    10,499.64/15,738.66 = 4,659/x
  3. Step 3: Cross multiply
    10,499.64x = 15,738.66 × 4,659
  4. Step 4: Simplify right side
    10,499.64x = 73,326,416.94
  5. Step 5: Solve for x
    x = 73,326,416.94/10,499.64
  6. Step 6: Final answer
    x = 6,983.71

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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.