Home / 4,333.54-6,492.15-2,139.70

Finding the Fourth Proportional to 4,333.54, 6,492.15 and 2,139.70

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Solution

The fourth proportional to 4,333.54, 6,492.15 and 2,139.70 is: 3,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.54 : 6,492.15 = 2,139.70 : x
  2. Step 2: Convert to fraction form
    4,333.54/6,492.15 = 2,139.70/x
  3. Step 3: Cross multiply
    4,333.54x = 6,492.15 × 2,139.70
  4. Step 4: Simplify right side
    4,333.54x = 13,891,253.36
  5. Step 5: Solve for x
    x = 13,891,253.36/4,333.54
  6. Step 6: Final answer
    x = 3,205.52

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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.