Home / 10,435.91-15,650.96-4,886.33

Finding the Fourth Proportional to 10,435.91, 15,650.96 and 4,886.33

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Solution

The fourth proportional to 10,435.91, 15,650.96 and 4,886.33 is: 7,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.91 : 15,650.96 = 4,886.33 : x
  2. Step 2: Convert to fraction form
    10,435.91/15,650.96 = 4,886.33/x
  3. Step 3: Cross multiply
    10,435.91x = 15,650.96 × 4,886.33
  4. Step 4: Simplify right side
    10,435.91x = 76,475,652.69
  5. Step 5: Solve for x
    x = 76,475,652.69/10,435.91
  6. Step 6: Final answer
    x = 7,328.13

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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.