Home / 5,304.65-7,320.38-2,946.80

Finding the Fourth Proportional to 5,304.65, 7,320.38 and 2,946.80

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Solution

The fourth proportional to 5,304.65, 7,320.38 and 2,946.80 is: 4,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.65 : 7,320.38 = 2,946.80 : x
  2. Step 2: Convert to fraction form
    5,304.65/7,320.38 = 2,946.80/x
  3. Step 3: Cross multiply
    5,304.65x = 7,320.38 × 2,946.80
  4. Step 4: Simplify right side
    5,304.65x = 21,571,644.45
  5. Step 5: Solve for x
    x = 21,571,644.45/5,304.65
  6. Step 6: Final answer
    x = 4,066.56

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1.5x scale

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.