Home / 10,356.62-15,530.15-3,335.33

Finding the Fourth Proportional to 10,356.62, 15,530.15 and 3,335.33

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Solution

The fourth proportional to 10,356.62, 15,530.15 and 3,335.33 is: 5,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.62 : 15,530.15 = 3,335.33 : x
  2. Step 2: Convert to fraction form
    10,356.62/15,530.15 = 3,335.33/x
  3. Step 3: Cross multiply
    10,356.62x = 15,530.15 × 3,335.33
  4. Step 4: Simplify right side
    10,356.62x = 51,798,080.87
  5. Step 5: Solve for x
    x = 51,798,080.87/10,356.62
  6. Step 6: Final answer
    x = 5,001.45

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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.