Home / 3,604.60-4,974.94-2,113.40

Finding the Fourth Proportional to 3,604.60, 4,974.94 and 2,113.40

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Solution

The fourth proportional to 3,604.60, 4,974.94 and 2,113.40 is: 2,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.60 : 4,974.94 = 2,113.40 : x
  2. Step 2: Convert to fraction form
    3,604.60/4,974.94 = 2,113.40/x
  3. Step 3: Cross multiply
    3,604.60x = 4,974.94 × 2,113.40
  4. Step 4: Simplify right side
    3,604.60x = 10,514,038.20
  5. Step 5: Solve for x
    x = 10,514,038.20/3,604.60
  6. Step 6: Final answer
    x = 2,916.84

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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.