Home / 3,212.10-4,433.02-1,952.88

Finding the Fourth Proportional to 3,212.10, 4,433.02 and 1,952.88

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Solution

The fourth proportional to 3,212.10, 4,433.02 and 1,952.88 is: 2,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.10 : 4,433.02 = 1,952.88 : x
  2. Step 2: Convert to fraction form
    3,212.10/4,433.02 = 1,952.88/x
  3. Step 3: Cross multiply
    3,212.10x = 4,433.02 × 1,952.88
  4. Step 4: Simplify right side
    3,212.10x = 8,657,156.10
  5. Step 5: Solve for x
    x = 8,657,156.10/3,212.10
  6. Step 6: Final answer
    x = 2,695.17

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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.