Home / 10,095.36-15,135.48-6,799.20

Finding the Fourth Proportional to 10,095.36, 15,135.48 and 6,799.20

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Solution

The fourth proportional to 10,095.36, 15,135.48 and 6,799.20 is: 10,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.36 : 15,135.48 = 6,799.20 : x
  2. Step 2: Convert to fraction form
    10,095.36/15,135.48 = 6,799.20/x
  3. Step 3: Cross multiply
    10,095.36x = 15,135.48 × 6,799.20
  4. Step 4: Simplify right side
    10,095.36x = 102,909,155.62
  5. Step 5: Solve for x
    x = 102,909,155.62/10,095.36
  6. Step 6: Final answer
    x = 10,193.71

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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.