Home / 5,122.42-7,069.04-3,026.55

Finding the Fourth Proportional to 5,122.42, 7,069.04 and 3,026.55

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Solution

The fourth proportional to 5,122.42, 7,069.04 and 3,026.55 is: 4,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.42 : 7,069.04 = 3,026.55 : x
  2. Step 2: Convert to fraction form
    5,122.42/7,069.04 = 3,026.55/x
  3. Step 3: Cross multiply
    5,122.42x = 7,069.04 × 3,026.55
  4. Step 4: Simplify right side
    5,122.42x = 21,394,803.01
  5. Step 5: Solve for x
    x = 21,394,803.01/5,122.42
  6. Step 6: Final answer
    x = 4,176.70

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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.