Home / 10,626.32-14,664.28-5,910.64

Finding the Fourth Proportional to 10,626.32, 14,664.28 and 5,910.64

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Solution

The fourth proportional to 10,626.32, 14,664.28 and 5,910.64 is: 8,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.32 : 14,664.28 = 5,910.64 : x
  2. Step 2: Convert to fraction form
    10,626.32/14,664.28 = 5,910.64/x
  3. Step 3: Cross multiply
    10,626.32x = 14,664.28 × 5,910.64
  4. Step 4: Simplify right side
    10,626.32x = 86,675,279.94
  5. Step 5: Solve for x
    x = 86,675,279.94/10,626.32
  6. Step 6: Final answer
    x = 8,156.66

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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.