Home / 10,311.36-14,229.85-5,595.64

Finding the Fourth Proportional to 10,311.36, 14,229.85 and 5,595.64

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Solution

The fourth proportional to 10,311.36, 14,229.85 and 5,595.64 is: 7,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.36 : 14,229.85 = 5,595.64 : x
  2. Step 2: Convert to fraction form
    10,311.36/14,229.85 = 5,595.64/x
  3. Step 3: Cross multiply
    10,311.36x = 14,229.85 × 5,595.64
  4. Step 4: Simplify right side
    10,311.36x = 79,625,194.57
  5. Step 5: Solve for x
    x = 79,625,194.57/10,311.36
  6. Step 6: Final answer
    x = 7,722.08

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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.