Home / 10,176.90-15,262.53-3,602.22

Finding the Fourth Proportional to 10,176.90, 15,262.53 and 3,602.22

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Solution

The fourth proportional to 10,176.90, 15,262.53 and 3,602.22 is: 5,402.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.90 : 15,262.53 = 3,602.22 : x
  2. Step 2: Convert to fraction form
    10,176.90/15,262.53 = 3,602.22/x
  3. Step 3: Cross multiply
    10,176.90x = 15,262.53 × 3,602.22
  4. Step 4: Simplify right side
    10,176.90x = 54,978,990.82
  5. Step 5: Solve for x
    x = 54,978,990.82/10,176.90
  6. Step 6: Final answer
    x = 5,402.33

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1.5x scale

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.