Home / 10,311.49-14,229.64-5,595.77

Finding the Fourth Proportional to 10,311.49, 14,229.64 and 5,595.77

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Solution

The fourth proportional to 10,311.49, 14,229.64 and 5,595.77 is: 7,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.49 : 14,229.64 = 5,595.77 : x
  2. Step 2: Convert to fraction form
    10,311.49/14,229.64 = 5,595.77/x
  3. Step 3: Cross multiply
    10,311.49x = 14,229.64 × 5,595.77
  4. Step 4: Simplify right side
    10,311.49x = 79,625,792.62
  5. Step 5: Solve for x
    x = 79,625,792.62/10,311.49
  6. Step 6: Final answer
    x = 7,722.05

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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.