Home / 3,688.30-5,525.34-2,302.18

Finding the Fourth Proportional to 3,688.30, 5,525.34 and 2,302.18

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Solution

The fourth proportional to 3,688.30, 5,525.34 and 2,302.18 is: 3,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.30 : 5,525.34 = 2,302.18 : x
  2. Step 2: Convert to fraction form
    3,688.30/5,525.34 = 2,302.18/x
  3. Step 3: Cross multiply
    3,688.30x = 5,525.34 × 2,302.18
  4. Step 4: Simplify right side
    3,688.30x = 12,720,327.24
  5. Step 5: Solve for x
    x = 12,720,327.24/3,688.30
  6. Step 6: Final answer
    x = 3,448.83

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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.