Home / 2,882.48-4,315.65-1,561.49

Finding the Fourth Proportional to 2,882.48, 4,315.65 and 1,561.49

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Solution

The fourth proportional to 2,882.48, 4,315.65 and 1,561.49 is: 2,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.48 : 4,315.65 = 1,561.49 : x
  2. Step 2: Convert to fraction form
    2,882.48/4,315.65 = 1,561.49/x
  3. Step 3: Cross multiply
    2,882.48x = 4,315.65 × 1,561.49
  4. Step 4: Simplify right side
    2,882.48x = 6,738,844.32
  5. Step 5: Solve for x
    x = 6,738,844.32/2,882.48
  6. Step 6: Final answer
    x = 2,337.86

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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.