Home / 5,304.11-7,319.48-2,946.20

Finding the Fourth Proportional to 5,304.11, 7,319.48 and 2,946.20

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Solution

The fourth proportional to 5,304.11, 7,319.48 and 2,946.20 is: 4,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.11 : 7,319.48 = 2,946.20 : x
  2. Step 2: Convert to fraction form
    5,304.11/7,319.48 = 2,946.20/x
  3. Step 3: Cross multiply
    5,304.11x = 7,319.48 × 2,946.20
  4. Step 4: Simplify right side
    5,304.11x = 21,564,600.65
  5. Step 5: Solve for x
    x = 21,564,600.65/5,304.11
  6. Step 6: Final answer
    x = 4,065.64

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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.