Home / 8,923.33-12,313.15-5,146.44

Finding the Fourth Proportional to 8,923.33, 12,313.15 and 5,146.44

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Solution

The fourth proportional to 8,923.33, 12,313.15 and 5,146.44 is: 7,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.33 : 12,313.15 = 5,146.44 : x
  2. Step 2: Convert to fraction form
    8,923.33/12,313.15 = 5,146.44/x
  3. Step 3: Cross multiply
    8,923.33x = 12,313.15 × 5,146.44
  4. Step 4: Simplify right side
    8,923.33x = 63,368,828.65
  5. Step 5: Solve for x
    x = 63,368,828.65/8,923.33
  6. Step 6: Final answer
    x = 7,101.48

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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.