Home / 3,688.32-5,089.28-2,032

Finding the Fourth Proportional to 3,688.32, 5,089.28 and 2,032

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Solution

The fourth proportional to 3,688.32, 5,089.28 and 2,032 is: 2,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.32 : 5,089.28 = 2,032 : x
  2. Step 2: Convert to fraction form
    3,688.32/5,089.28 = 2,032/x
  3. Step 3: Cross multiply
    3,688.32x = 5,089.28 × 2,032
  4. Step 4: Simplify right side
    3,688.32x = 10,341,416.96
  5. Step 5: Solve for x
    x = 10,341,416.96/3,688.32
  6. Step 6: Final answer
    x = 2,803.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.