Home / 4,882.91-7,325.45-2,690.51

Finding the Fourth Proportional to 4,882.91, 7,325.45 and 2,690.51

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Solution

The fourth proportional to 4,882.91, 7,325.45 and 2,690.51 is: 4,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.91 : 7,325.45 = 2,690.51 : x
  2. Step 2: Convert to fraction form
    4,882.91/7,325.45 = 2,690.51/x
  3. Step 3: Cross multiply
    4,882.91x = 7,325.45 × 2,690.51
  4. Step 4: Simplify right side
    4,882.91x = 19,709,146.40
  5. Step 5: Solve for x
    x = 19,709,146.40/4,882.91
  6. Step 6: Final answer
    x = 4,036.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.