Home / 3,223.15-4,859.59-3,203.16

Finding the Fourth Proportional to 3,223.15, 4,859.59 and 3,203.16

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Solution

The fourth proportional to 3,223.15, 4,859.59 and 3,203.16 is: 4,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.15 : 4,859.59 = 3,203.16 : x
  2. Step 2: Convert to fraction form
    3,223.15/4,859.59 = 3,203.16/x
  3. Step 3: Cross multiply
    3,223.15x = 4,859.59 × 3,203.16
  4. Step 4: Simplify right side
    3,223.15x = 15,566,044.30
  5. Step 5: Solve for x
    x = 15,566,044.30/3,223.15
  6. Step 6: Final answer
    x = 4,829.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.