Home / 3,557.03-5,309.87-3,397.27

Finding the Fourth Proportional to 3,557.03, 5,309.87 and 3,397.27

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Solution

The fourth proportional to 3,557.03, 5,309.87 and 3,397.27 is: 5,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.03 : 5,309.87 = 3,397.27 : x
  2. Step 2: Convert to fraction form
    3,557.03/5,309.87 = 3,397.27/x
  3. Step 3: Cross multiply
    3,557.03x = 5,309.87 × 3,397.27
  4. Step 4: Simplify right side
    3,557.03x = 18,039,070.55
  5. Step 5: Solve for x
    x = 18,039,070.55/3,557.03
  6. Step 6: Final answer
    x = 5,071.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.