Home / 10,801.13-16,201.69-4,645.13

Finding the Fourth Proportional to 10,801.13, 16,201.69 and 4,645.13

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Solution

The fourth proportional to 10,801.13, 16,201.69 and 4,645.13 is: 6,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.13 : 16,201.69 = 4,645.13 : x
  2. Step 2: Convert to fraction form
    10,801.13/16,201.69 = 4,645.13/x
  3. Step 3: Cross multiply
    10,801.13x = 16,201.69 × 4,645.13
  4. Step 4: Simplify right side
    10,801.13x = 75,258,863.65
  5. Step 5: Solve for x
    x = 75,258,863.65/10,801.13
  6. Step 6: Final answer
    x = 6,967.69

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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.