Home / 10,236.68-15,355.20-3,667.58

Finding the Fourth Proportional to 10,236.68, 15,355.20 and 3,667.58

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Solution

The fourth proportional to 10,236.68, 15,355.20 and 3,667.58 is: 5,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.68 : 15,355.20 = 3,667.58 : x
  2. Step 2: Convert to fraction form
    10,236.68/15,355.20 = 3,667.58/x
  3. Step 3: Cross multiply
    10,236.68x = 15,355.20 × 3,667.58
  4. Step 4: Simplify right side
    10,236.68x = 56,316,424.42
  5. Step 5: Solve for x
    x = 56,316,424.42/10,236.68
  6. Step 6: Final answer
    x = 5,501.43

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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.