Home / 7,522.08-10,380.63-4,119.23

Finding the Fourth Proportional to 7,522.08, 10,380.63 and 4,119.23

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Solution

The fourth proportional to 7,522.08, 10,380.63 and 4,119.23 is: 5,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.08 : 10,380.63 = 4,119.23 : x
  2. Step 2: Convert to fraction form
    7,522.08/10,380.63 = 4,119.23/x
  3. Step 3: Cross multiply
    7,522.08x = 10,380.63 × 4,119.23
  4. Step 4: Simplify right side
    7,522.08x = 42,760,228.47
  5. Step 5: Solve for x
    x = 42,760,228.47/7,522.08
  6. Step 6: Final answer
    x = 5,684.63

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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.