Home / 3,354.24-5,032.08-1,405.32

Finding the Fourth Proportional to 3,354.24, 5,032.08 and 1,405.32

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Solution

The fourth proportional to 3,354.24, 5,032.08 and 1,405.32 is: 2,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.24 : 5,032.08 = 1,405.32 : x
  2. Step 2: Convert to fraction form
    3,354.24/5,032.08 = 1,405.32/x
  3. Step 3: Cross multiply
    3,354.24x = 5,032.08 × 1,405.32
  4. Step 4: Simplify right side
    3,354.24x = 7,071,682.67
  5. Step 5: Solve for x
    x = 7,071,682.67/3,354.24
  6. Step 6: Final answer
    x = 2,108.28

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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.