Home / 8,924.41-12,314.81-5,338.65

Finding the Fourth Proportional to 8,924.41, 12,314.81 and 5,338.65

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Solution

The fourth proportional to 8,924.41, 12,314.81 and 5,338.65 is: 7,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.41 : 12,314.81 = 5,338.65 : x
  2. Step 2: Convert to fraction form
    8,924.41/12,314.81 = 5,338.65/x
  3. Step 3: Cross multiply
    8,924.41x = 12,314.81 × 5,338.65
  4. Step 4: Simplify right side
    8,924.41x = 65,744,433.71
  5. Step 5: Solve for x
    x = 65,744,433.71/8,924.41
  6. Step 6: Final answer
    x = 7,366.81

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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.