Home / 10,339.52-15,509.77-2,944.49

Finding the Fourth Proportional to 10,339.52, 15,509.77 and 2,944.49

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Solution

The fourth proportional to 10,339.52, 15,509.77 and 2,944.49 is: 4,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.52 : 15,509.77 = 2,944.49 : x
  2. Step 2: Convert to fraction form
    10,339.52/15,509.77 = 2,944.49/x
  3. Step 3: Cross multiply
    10,339.52x = 15,509.77 × 2,944.49
  4. Step 4: Simplify right side
    10,339.52x = 45,668,277.76
  5. Step 5: Solve for x
    x = 45,668,277.76/10,339.52
  6. Step 6: Final answer
    x = 4,416.87

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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.