Home / 3,356.24-5,035.08-1,407.32

Finding the Fourth Proportional to 3,356.24, 5,035.08 and 1,407.32

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Solution

The fourth proportional to 3,356.24, 5,035.08 and 1,407.32 is: 2,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.24 : 5,035.08 = 1,407.32 : x
  2. Step 2: Convert to fraction form
    3,356.24/5,035.08 = 1,407.32/x
  3. Step 3: Cross multiply
    3,356.24x = 5,035.08 × 1,407.32
  4. Step 4: Simplify right side
    3,356.24x = 7,085,968.79
  5. Step 5: Solve for x
    x = 7,085,968.79/3,356.24
  6. Step 6: Final answer
    x = 2,111.28

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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.