Home / 7,344.87-10,138.68-4,362.18

Finding the Fourth Proportional to 7,344.87, 10,138.68 and 4,362.18

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Solution

The fourth proportional to 7,344.87, 10,138.68 and 4,362.18 is: 6,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.87 : 10,138.68 = 4,362.18 : x
  2. Step 2: Convert to fraction form
    7,344.87/10,138.68 = 4,362.18/x
  3. Step 3: Cross multiply
    7,344.87x = 10,138.68 × 4,362.18
  4. Step 4: Simplify right side
    7,344.87x = 44,226,747.12
  5. Step 5: Solve for x
    x = 44,226,747.12/7,344.87
  6. Step 6: Final answer
    x = 6,021.45

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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.