Home / 5,281.14-7,287.89-2,923.23

Finding the Fourth Proportional to 5,281.14, 7,287.89 and 2,923.23

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Solution

The fourth proportional to 5,281.14, 7,287.89 and 2,923.23 is: 4,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.14 : 7,287.89 = 2,923.23 : x
  2. Step 2: Convert to fraction form
    5,281.14/7,287.89 = 2,923.23/x
  3. Step 3: Cross multiply
    5,281.14x = 7,287.89 × 2,923.23
  4. Step 4: Simplify right side
    5,281.14x = 21,304,164.07
  5. Step 5: Solve for x
    x = 21,304,164.07/5,281.14
  6. Step 6: Final answer
    x = 4,034.01

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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.