Home / 7,344.42-10,136.16-4,114.54

Finding the Fourth Proportional to 7,344.42, 10,136.16 and 4,114.54

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Solution

The fourth proportional to 7,344.42, 10,136.16 and 4,114.54 is: 5,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.42 : 10,136.16 = 4,114.54 : x
  2. Step 2: Convert to fraction form
    7,344.42/10,136.16 = 4,114.54/x
  3. Step 3: Cross multiply
    7,344.42x = 10,136.16 × 4,114.54
  4. Step 4: Simplify right side
    7,344.42x = 41,705,635.77
  5. Step 5: Solve for x
    x = 41,705,635.77/7,344.42
  6. Step 6: Final answer
    x = 5,678.55

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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.