Home / 4,342.88-6,499.68-2,693.76

Finding the Fourth Proportional to 4,342.88, 6,499.68 and 2,693.76

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Solution

The fourth proportional to 4,342.88, 6,499.68 and 2,693.76 is: 4,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.88 : 6,499.68 = 2,693.76 : x
  2. Step 2: Convert to fraction form
    4,342.88/6,499.68 = 2,693.76/x
  3. Step 3: Cross multiply
    4,342.88x = 6,499.68 × 2,693.76
  4. Step 4: Simplify right side
    4,342.88x = 17,508,578.00
  5. Step 5: Solve for x
    x = 17,508,578.00/4,342.88
  6. Step 6: Final answer
    x = 4,031.56

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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.