Home / 3,487.23-5,228.10-2,388.26

Finding the Fourth Proportional to 3,487.23, 5,228.10 and 2,388.26

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Solution

The fourth proportional to 3,487.23, 5,228.10 and 2,388.26 is: 3,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.23 : 5,228.10 = 2,388.26 : x
  2. Step 2: Convert to fraction form
    3,487.23/5,228.10 = 2,388.26/x
  3. Step 3: Cross multiply
    3,487.23x = 5,228.10 × 2,388.26
  4. Step 4: Simplify right side
    3,487.23x = 12,486,062.11
  5. Step 5: Solve for x
    x = 12,486,062.11/3,487.23
  6. Step 6: Final answer
    x = 3,580.51

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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.