Home / 3,672.10-5,508.51-1,205.92

Finding the Fourth Proportional to 3,672.10, 5,508.51 and 1,205.92

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Solution

The fourth proportional to 3,672.10, 5,508.51 and 1,205.92 is: 1,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.10 : 5,508.51 = 1,205.92 : x
  2. Step 2: Convert to fraction form
    3,672.10/5,508.51 = 1,205.92/x
  3. Step 3: Cross multiply
    3,672.10x = 5,508.51 × 1,205.92
  4. Step 4: Simplify right side
    3,672.10x = 6,642,822.38
  5. Step 5: Solve for x
    x = 6,642,822.38/3,672.10
  6. Step 6: Final answer
    x = 1,809.00

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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.