Home / 3,305.10-4,953.45-1,355.10

Finding the Fourth Proportional to 3,305.10, 4,953.45 and 1,355.10

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Solution

The fourth proportional to 3,305.10, 4,953.45 and 1,355.10 is: 2,030.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.10 : 4,953.45 = 1,355.10 : x
  2. Step 2: Convert to fraction form
    3,305.10/4,953.45 = 1,355.10/x
  3. Step 3: Cross multiply
    3,305.10x = 4,953.45 × 1,355.10
  4. Step 4: Simplify right side
    3,305.10x = 6,712,420.10
  5. Step 5: Solve for x
    x = 6,712,420.10/3,305.10
  6. Step 6: Final answer
    x = 2,030.93

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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.