Home / 3,053.28-4,206.96-2,938.08

Finding the Fourth Proportional to 3,053.28, 4,206.96 and 2,938.08

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Solution

The fourth proportional to 3,053.28, 4,206.96 and 2,938.08 is: 4,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.28 : 4,206.96 = 2,938.08 : x
  2. Step 2: Convert to fraction form
    3,053.28/4,206.96 = 2,938.08/x
  3. Step 3: Cross multiply
    3,053.28x = 4,206.96 × 2,938.08
  4. Step 4: Simplify right side
    3,053.28x = 12,360,385.04
  5. Step 5: Solve for x
    x = 12,360,385.04/3,053.28
  6. Step 6: Final answer
    x = 4,048.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.