Home / 8,923.11-12,313.71-4,944.21

Finding the Fourth Proportional to 8,923.11, 12,313.71 and 4,944.21

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Solution

The fourth proportional to 8,923.11, 12,313.71 and 4,944.21 is: 6,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.11 : 12,313.71 = 4,944.21 : x
  2. Step 2: Convert to fraction form
    8,923.11/12,313.71 = 4,944.21/x
  3. Step 3: Cross multiply
    8,923.11x = 12,313.71 × 4,944.21
  4. Step 4: Simplify right side
    8,923.11x = 60,881,568.12
  5. Step 5: Solve for x
    x = 60,881,568.12/8,923.11
  6. Step 6: Final answer
    x = 6,822.91

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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.