Home / 3,342.74-5,014.64-1,152.09

Finding the Fourth Proportional to 3,342.74, 5,014.64 and 1,152.09

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Solution

The fourth proportional to 3,342.74, 5,014.64 and 1,152.09 is: 1,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.74 : 5,014.64 = 1,152.09 : x
  2. Step 2: Convert to fraction form
    3,342.74/5,014.64 = 1,152.09/x
  3. Step 3: Cross multiply
    3,342.74x = 5,014.64 × 1,152.09
  4. Step 4: Simplify right side
    3,342.74x = 5,777,319.48
  5. Step 5: Solve for x
    x = 5,777,319.48/3,342.74
  6. Step 6: Final answer
    x = 1,728.32

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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.