Home / 3,551.10-4,901.19-2,135.94

Finding the Fourth Proportional to 3,551.10, 4,901.19 and 2,135.94

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Solution

The fourth proportional to 3,551.10, 4,901.19 and 2,135.94 is: 2,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.10 : 4,901.19 = 2,135.94 : x
  2. Step 2: Convert to fraction form
    3,551.10/4,901.19 = 2,135.94/x
  3. Step 3: Cross multiply
    3,551.10x = 4,901.19 × 2,135.94
  4. Step 4: Simplify right side
    3,551.10x = 10,468,647.77
  5. Step 5: Solve for x
    x = 10,468,647.77/3,551.10
  6. Step 6: Final answer
    x = 2,948.00

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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.