Home / 10,160.30-15,230.88-3,582.28

Finding the Fourth Proportional to 10,160.30, 15,230.88 and 3,582.28

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Solution

The fourth proportional to 10,160.30, 15,230.88 and 3,582.28 is: 5,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.30 : 15,230.88 = 3,582.28 : x
  2. Step 2: Convert to fraction form
    10,160.30/15,230.88 = 3,582.28/x
  3. Step 3: Cross multiply
    10,160.30x = 15,230.88 × 3,582.28
  4. Step 4: Simplify right side
    10,160.30x = 54,561,276.81
  5. Step 5: Solve for x
    x = 54,561,276.81/10,160.30
  6. Step 6: Final answer
    x = 5,370.05

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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.