Home / 4,203.72-5,801.16-2,315.52

Finding the Fourth Proportional to 4,203.72, 5,801.16 and 2,315.52

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Solution

The fourth proportional to 4,203.72, 5,801.16 and 2,315.52 is: 3,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.72 : 5,801.16 = 2,315.52 : x
  2. Step 2: Convert to fraction form
    4,203.72/5,801.16 = 2,315.52/x
  3. Step 3: Cross multiply
    4,203.72x = 5,801.16 × 2,315.52
  4. Step 4: Simplify right side
    4,203.72x = 13,432,702.00
  5. Step 5: Solve for x
    x = 13,432,702.00/4,203.72
  6. Step 6: Final answer
    x = 3,195.43

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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.