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Finding the Fourth Proportional to 3,358.92, 5,038.48 and 1,604.10

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Solution

The fourth proportional to 3,358.92, 5,038.48 and 1,604.10 is: 2,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.92 : 5,038.48 = 1,604.10 : x
  2. Step 2: Convert to fraction form
    3,358.92/5,038.48 = 1,604.10/x
  3. Step 3: Cross multiply
    3,358.92x = 5,038.48 × 1,604.10
  4. Step 4: Simplify right side
    3,358.92x = 8,082,225.77
  5. Step 5: Solve for x
    x = 8,082,225.77/3,358.92
  6. Step 6: Final answer
    x = 2,406.20

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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.