Home / 7,844.87-10,826.18-4,487.69

Finding the Fourth Proportional to 7,844.87, 10,826.18 and 4,487.69

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Solution

The fourth proportional to 7,844.87, 10,826.18 and 4,487.69 is: 6,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.87 : 10,826.18 = 4,487.69 : x
  2. Step 2: Convert to fraction form
    7,844.87/10,826.18 = 4,487.69/x
  3. Step 3: Cross multiply
    7,844.87x = 10,826.18 × 4,487.69
  4. Step 4: Simplify right side
    7,844.87x = 48,584,463.15
  5. Step 5: Solve for x
    x = 48,584,463.15/7,844.87
  6. Step 6: Final answer
    x = 6,193.15

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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.