Home / 6,999.36-10,495.80-2,616.72

Finding the Fourth Proportional to 6,999.36, 10,495.80 and 2,616.72

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Solution

The fourth proportional to 6,999.36, 10,495.80 and 2,616.72 is: 3,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.36 : 10,495.80 = 2,616.72 : x
  2. Step 2: Convert to fraction form
    6,999.36/10,495.80 = 2,616.72/x
  3. Step 3: Cross multiply
    6,999.36x = 10,495.80 × 2,616.72
  4. Step 4: Simplify right side
    6,999.36x = 27,464,569.78
  5. Step 5: Solve for x
    x = 27,464,569.78/6,999.36
  6. Step 6: Final answer
    x = 3,923.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.