Home / 4,429.17-6,640.81-2,347.87

Finding the Fourth Proportional to 4,429.17, 6,640.81 and 2,347.87

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Solution

The fourth proportional to 4,429.17, 6,640.81 and 2,347.87 is: 3,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.17 : 6,640.81 = 2,347.87 : x
  2. Step 2: Convert to fraction form
    4,429.17/6,640.81 = 2,347.87/x
  3. Step 3: Cross multiply
    4,429.17x = 6,640.81 × 2,347.87
  4. Step 4: Simplify right side
    4,429.17x = 15,591,746.84
  5. Step 5: Solve for x
    x = 15,591,746.84/4,429.17
  6. Step 6: Final answer
    x = 3,520.25

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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.