Home / 3,206.52-4,810.10-1,642.23

Finding the Fourth Proportional to 3,206.52, 4,810.10 and 1,642.23

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Solution

The fourth proportional to 3,206.52, 4,810.10 and 1,642.23 is: 2,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.52 : 4,810.10 = 1,642.23 : x
  2. Step 2: Convert to fraction form
    3,206.52/4,810.10 = 1,642.23/x
  3. Step 3: Cross multiply
    3,206.52x = 4,810.10 × 1,642.23
  4. Step 4: Simplify right side
    3,206.52x = 7,899,282.31
  5. Step 5: Solve for x
    x = 7,899,282.31/3,206.52
  6. Step 6: Final answer
    x = 2,463.51

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1.5x scale

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.