Home / 5,396.82-7,448.50-3,039.18

Finding the Fourth Proportional to 5,396.82, 7,448.50 and 3,039.18

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Solution

The fourth proportional to 5,396.82, 7,448.50 and 3,039.18 is: 4,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.82 : 7,448.50 = 3,039.18 : x
  2. Step 2: Convert to fraction form
    5,396.82/7,448.50 = 3,039.18/x
  3. Step 3: Cross multiply
    5,396.82x = 7,448.50 × 3,039.18
  4. Step 4: Simplify right side
    5,396.82x = 22,637,332.23
  5. Step 5: Solve for x
    x = 22,637,332.23/5,396.82
  6. Step 6: Final answer
    x = 4,194.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.