Home / 3,300.09-4,957.88-3,113.28

Finding the Fourth Proportional to 3,300.09, 4,957.88 and 3,113.28

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Solution

The fourth proportional to 3,300.09, 4,957.88 and 3,113.28 is: 4,677.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.09 : 4,957.88 = 3,113.28 : x
  2. Step 2: Convert to fraction form
    3,300.09/4,957.88 = 3,113.28/x
  3. Step 3: Cross multiply
    3,300.09x = 4,957.88 × 3,113.28
  4. Step 4: Simplify right side
    3,300.09x = 15,435,253.08
  5. Step 5: Solve for x
    x = 15,435,253.08/3,300.09
  6. Step 6: Final answer
    x = 4,677.22

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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.