Home / 10,015.44-15,011.36-4,088.62

Finding the Fourth Proportional to 10,015.44, 15,011.36 and 4,088.62

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Solution

The fourth proportional to 10,015.44, 15,011.36 and 4,088.62 is: 6,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.44 : 15,011.36 = 4,088.62 : x
  2. Step 2: Convert to fraction form
    10,015.44/15,011.36 = 4,088.62/x
  3. Step 3: Cross multiply
    10,015.44x = 15,011.36 × 4,088.62
  4. Step 4: Simplify right side
    10,015.44x = 61,375,726.28
  5. Step 5: Solve for x
    x = 61,375,726.28/10,015.44
  6. Step 6: Final answer
    x = 6,128.11

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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.