Home / 7,600.23-11,402.55-3,905.10

Finding the Fourth Proportional to 7,600.23, 11,402.55 and 3,905.10

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Solution

The fourth proportional to 7,600.23, 11,402.55 and 3,905.10 is: 5,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.23 : 11,402.55 = 3,905.10 : x
  2. Step 2: Convert to fraction form
    7,600.23/11,402.55 = 3,905.10/x
  3. Step 3: Cross multiply
    7,600.23x = 11,402.55 × 3,905.10
  4. Step 4: Simplify right side
    7,600.23x = 44,528,098.01
  5. Step 5: Solve for x
    x = 44,528,098.01/7,600.23
  6. Step 6: Final answer
    x = 5,858.78

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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.