Home / 10,346.26-15,507.22-4,787.86

Finding the Fourth Proportional to 10,346.26, 15,507.22 and 4,787.86

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Solution

The fourth proportional to 10,346.26, 15,507.22 and 4,787.86 is: 7,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.26 : 15,507.22 = 4,787.86 : x
  2. Step 2: Convert to fraction form
    10,346.26/15,507.22 = 4,787.86/x
  3. Step 3: Cross multiply
    10,346.26x = 15,507.22 × 4,787.86
  4. Step 4: Simplify right side
    10,346.26x = 74,246,398.35
  5. Step 5: Solve for x
    x = 74,246,398.35/10,346.26
  6. Step 6: Final answer
    x = 7,176.16

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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.