Home / 6,949.84-10,379.33-5,565.28

Finding the Fourth Proportional to 6,949.84, 10,379.33 and 5,565.28

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Solution

The fourth proportional to 6,949.84, 10,379.33 and 5,565.28 is: 8,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.84 : 10,379.33 = 5,565.28 : x
  2. Step 2: Convert to fraction form
    6,949.84/10,379.33 = 5,565.28/x
  3. Step 3: Cross multiply
    6,949.84x = 10,379.33 × 5,565.28
  4. Step 4: Simplify right side
    6,949.84x = 57,763,877.66
  5. Step 5: Solve for x
    x = 57,763,877.66/6,949.84
  6. Step 6: Final answer
    x = 8,311.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.