Home / 3,551.06-4,895.69-2,487.39

Finding the Fourth Proportional to 3,551.06, 4,895.69 and 2,487.39

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Solution

The fourth proportional to 3,551.06, 4,895.69 and 2,487.39 is: 3,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.06 : 4,895.69 = 2,487.39 : x
  2. Step 2: Convert to fraction form
    3,551.06/4,895.69 = 2,487.39/x
  3. Step 3: Cross multiply
    3,551.06x = 4,895.69 × 2,487.39
  4. Step 4: Simplify right side
    3,551.06x = 12,177,477.91
  5. Step 5: Solve for x
    x = 12,177,477.91/3,551.06
  6. Step 6: Final answer
    x = 3,429.26

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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.