Home / 11,533.20-17,302.50-3,742.02

Finding the Fourth Proportional to 11,533.20, 17,302.50 and 3,742.02

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Solution

The fourth proportional to 11,533.20, 17,302.50 and 3,742.02 is: 5,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.20 : 17,302.50 = 3,742.02 : x
  2. Step 2: Convert to fraction form
    11,533.20/17,302.50 = 3,742.02/x
  3. Step 3: Cross multiply
    11,533.20x = 17,302.50 × 3,742.02
  4. Step 4: Simplify right side
    11,533.20x = 64,746,301.05
  5. Step 5: Solve for x
    x = 64,746,301.05/11,533.20
  6. Step 6: Final answer
    x = 5,613.91

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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.