Home / 8,923.40-12,314.28-4,944.77

Finding the Fourth Proportional to 8,923.40, 12,314.28 and 4,944.77

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Solution

The fourth proportional to 8,923.40, 12,314.28 and 4,944.77 is: 6,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.40 : 12,314.28 = 4,944.77 : x
  2. Step 2: Convert to fraction form
    8,923.40/12,314.28 = 4,944.77/x
  3. Step 3: Cross multiply
    8,923.40x = 12,314.28 × 4,944.77
  4. Step 4: Simplify right side
    8,923.40x = 60,891,282.32
  5. Step 5: Solve for x
    x = 60,891,282.32/8,923.40
  6. Step 6: Final answer
    x = 6,823.78

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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.