Home / 3,206.83-4,425.13-1,862.08

Finding the Fourth Proportional to 3,206.83, 4,425.13 and 1,862.08

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Solution

The fourth proportional to 3,206.83, 4,425.13 and 1,862.08 is: 2,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.83 : 4,425.13 = 1,862.08 : x
  2. Step 2: Convert to fraction form
    3,206.83/4,425.13 = 1,862.08/x
  3. Step 3: Cross multiply
    3,206.83x = 4,425.13 × 1,862.08
  4. Step 4: Simplify right side
    3,206.83x = 8,239,946.07
  5. Step 5: Solve for x
    x = 8,239,946.07/3,206.83
  6. Step 6: Final answer
    x = 2,569.50

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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.