Home / 8,907.28-13,364.70-3,359.80

Finding the Fourth Proportional to 8,907.28, 13,364.70 and 3,359.80

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Solution

The fourth proportional to 8,907.28, 13,364.70 and 3,359.80 is: 5,041.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.28 : 13,364.70 = 3,359.80 : x
  2. Step 2: Convert to fraction form
    8,907.28/13,364.70 = 3,359.80/x
  3. Step 3: Cross multiply
    8,907.28x = 13,364.70 × 3,359.80
  4. Step 4: Simplify right side
    8,907.28x = 44,902,719.06
  5. Step 5: Solve for x
    x = 44,902,719.06/8,907.28
  6. Step 6: Final answer
    x = 5,041.13

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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.