Home / 2,853.33-4,280.43-1,758.87

Finding the Fourth Proportional to 2,853.33, 4,280.43 and 1,758.87

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Solution

The fourth proportional to 2,853.33, 4,280.43 and 1,758.87 is: 2,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.33 : 4,280.43 = 1,758.87 : x
  2. Step 2: Convert to fraction form
    2,853.33/4,280.43 = 1,758.87/x
  3. Step 3: Cross multiply
    2,853.33x = 4,280.43 × 1,758.87
  4. Step 4: Simplify right side
    2,853.33x = 7,528,719.91
  5. Step 5: Solve for x
    x = 7,528,719.91/2,853.33
  6. Step 6: Final answer
    x = 2,638.57

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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.