Home / 4,252.32-6,381.18-1,655.28

Finding the Fourth Proportional to 4,252.32, 6,381.18 and 1,655.28

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Solution

The fourth proportional to 4,252.32, 6,381.18 and 1,655.28 is: 2,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.32 : 6,381.18 = 1,655.28 : x
  2. Step 2: Convert to fraction form
    4,252.32/6,381.18 = 1,655.28/x
  3. Step 3: Cross multiply
    4,252.32x = 6,381.18 × 1,655.28
  4. Step 4: Simplify right side
    4,252.32x = 10,562,639.63
  5. Step 5: Solve for x
    x = 10,562,639.63/4,252.32
  6. Step 6: Final answer
    x = 2,483.97

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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.