Home / 3,207.59-4,426.30-1,810.25

Finding the Fourth Proportional to 3,207.59, 4,426.30 and 1,810.25

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Solution

The fourth proportional to 3,207.59, 4,426.30 and 1,810.25 is: 2,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.59 : 4,426.30 = 1,810.25 : x
  2. Step 2: Convert to fraction form
    3,207.59/4,426.30 = 1,810.25/x
  3. Step 3: Cross multiply
    3,207.59x = 4,426.30 × 1,810.25
  4. Step 4: Simplify right side
    3,207.59x = 8,012,709.58
  5. Step 5: Solve for x
    x = 8,012,709.58/3,207.59
  6. Step 6: Final answer
    x = 2,498.05

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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.