Home / 5,304.96-7,320.66-2,947.08

Finding the Fourth Proportional to 5,304.96, 7,320.66 and 2,947.08

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Solution

The fourth proportional to 5,304.96, 7,320.66 and 2,947.08 is: 4,066.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.96 : 7,320.66 = 2,947.08 : x
  2. Step 2: Convert to fraction form
    5,304.96/7,320.66 = 2,947.08/x
  3. Step 3: Cross multiply
    5,304.96x = 7,320.66 × 2,947.08
  4. Step 4: Simplify right side
    5,304.96x = 21,574,570.67
  5. Step 5: Solve for x
    x = 21,574,570.67/5,304.96
  6. Step 6: Final answer
    x = 4,066.87

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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.