Home / 5,282.50-7,290.36-2,924.64

Finding the Fourth Proportional to 5,282.50, 7,290.36 and 2,924.64

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Solution

The fourth proportional to 5,282.50, 7,290.36 and 2,924.64 is: 4,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.50 : 7,290.36 = 2,924.64 : x
  2. Step 2: Convert to fraction form
    5,282.50/7,290.36 = 2,924.64/x
  3. Step 3: Cross multiply
    5,282.50x = 7,290.36 × 2,924.64
  4. Step 4: Simplify right side
    5,282.50x = 21,321,678.47
  5. Step 5: Solve for x
    x = 21,321,678.47/5,282.50
  6. Step 6: Final answer
    x = 4,036.29

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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.