Home / 10,336.61-15,509.17-5,650.97

Finding the Fourth Proportional to 10,336.61, 15,509.17 and 5,650.97

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Solution

The fourth proportional to 10,336.61, 15,509.17 and 5,650.97 is: 8,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.61 : 15,509.17 = 5,650.97 : x
  2. Step 2: Convert to fraction form
    10,336.61/15,509.17 = 5,650.97/x
  3. Step 3: Cross multiply
    10,336.61x = 15,509.17 × 5,650.97
  4. Step 4: Simplify right side
    10,336.61x = 87,641,783.91
  5. Step 5: Solve for x
    x = 87,641,783.91/10,336.61
  6. Step 6: Final answer
    x = 8,478.77

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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.