Home / 2,987.33-4,476.74-2,337.30

Finding the Fourth Proportional to 2,987.33, 4,476.74 and 2,337.30

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Solution

The fourth proportional to 2,987.33, 4,476.74 and 2,337.30 is: 3,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987.33 : 4,476.74 = 2,337.30 : x
  2. Step 2: Convert to fraction form
    2,987.33/4,476.74 = 2,337.30/x
  3. Step 3: Cross multiply
    2,987.33x = 4,476.74 × 2,337.30
  4. Step 4: Simplify right side
    2,987.33x = 10,463,472.72
  5. Step 5: Solve for x
    x = 10,463,472.72/2,987.33
  6. Step 6: Final answer
    x = 3,502.62

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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.