Home / 4,324.32-6,487.20-1,402.02

Finding the Fourth Proportional to 4,324.32, 6,487.20 and 1,402.02

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Solution

The fourth proportional to 4,324.32, 6,487.20 and 1,402.02 is: 2,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.32 : 6,487.20 = 1,402.02 : x
  2. Step 2: Convert to fraction form
    4,324.32/6,487.20 = 1,402.02/x
  3. Step 3: Cross multiply
    4,324.32x = 6,487.20 × 1,402.02
  4. Step 4: Simplify right side
    4,324.32x = 9,095,184.14
  5. Step 5: Solve for x
    x = 9,095,184.14/4,324.32
  6. Step 6: Final answer
    x = 2,103.26

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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.