Home / 10,211.85-14,088.12-5,960.81

Finding the Fourth Proportional to 10,211.85, 14,088.12 and 5,960.81

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Solution

The fourth proportional to 10,211.85, 14,088.12 and 5,960.81 is: 8,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.85 : 14,088.12 = 5,960.81 : x
  2. Step 2: Convert to fraction form
    10,211.85/14,088.12 = 5,960.81/x
  3. Step 3: Cross multiply
    10,211.85x = 14,088.12 × 5,960.81
  4. Step 4: Simplify right side
    10,211.85x = 83,976,536.14
  5. Step 5: Solve for x
    x = 83,976,536.14/10,211.85
  6. Step 6: Final answer
    x = 8,223.44

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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.