Home / 10,001.30-15,009.36-3,767.44

Finding the Fourth Proportional to 10,001.30, 15,009.36 and 3,767.44

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Solution

The fourth proportional to 10,001.30, 15,009.36 and 3,767.44 is: 5,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.30 : 15,009.36 = 3,767.44 : x
  2. Step 2: Convert to fraction form
    10,001.30/15,009.36 = 3,767.44/x
  3. Step 3: Cross multiply
    10,001.30x = 15,009.36 × 3,767.44
  4. Step 4: Simplify right side
    10,001.30x = 56,546,863.24
  5. Step 5: Solve for x
    x = 56,546,863.24/10,001.30
  6. Step 6: Final answer
    x = 5,653.95

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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.