Home / 3,521.66-4,860.36-2,029.55

Finding the Fourth Proportional to 3,521.66, 4,860.36 and 2,029.55

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Solution

The fourth proportional to 3,521.66, 4,860.36 and 2,029.55 is: 2,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.66 : 4,860.36 = 2,029.55 : x
  2. Step 2: Convert to fraction form
    3,521.66/4,860.36 = 2,029.55/x
  3. Step 3: Cross multiply
    3,521.66x = 4,860.36 × 2,029.55
  4. Step 4: Simplify right side
    3,521.66x = 9,864,319.34
  5. Step 5: Solve for x
    x = 9,864,319.34/3,521.66
  6. Step 6: Final answer
    x = 2,801.05

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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.