Home / 10,289.53-15,425.13-3,714.26

Finding the Fourth Proportional to 10,289.53, 15,425.13 and 3,714.26

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Solution

The fourth proportional to 10,289.53, 15,425.13 and 3,714.26 is: 5,568.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.53 : 15,425.13 = 3,714.26 : x
  2. Step 2: Convert to fraction form
    10,289.53/15,425.13 = 3,714.26/x
  3. Step 3: Cross multiply
    10,289.53x = 15,425.13 × 3,714.26
  4. Step 4: Simplify right side
    10,289.53x = 57,292,880.16
  5. Step 5: Solve for x
    x = 57,292,880.16/10,289.53
  6. Step 6: Final answer
    x = 5,568.07

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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.