Home / 10,722.98-14,800.61-6,474.12

Finding the Fourth Proportional to 10,722.98, 14,800.61 and 6,474.12

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Solution

The fourth proportional to 10,722.98, 14,800.61 and 6,474.12 is: 8,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.98 : 14,800.61 = 6,474.12 : x
  2. Step 2: Convert to fraction form
    10,722.98/14,800.61 = 6,474.12/x
  3. Step 3: Cross multiply
    10,722.98x = 14,800.61 × 6,474.12
  4. Step 4: Simplify right side
    10,722.98x = 95,820,925.21
  5. Step 5: Solve for x
    x = 95,820,925.21/10,722.98
  6. Step 6: Final answer
    x = 8,936.04

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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.