Home / 10,727.28-14,804.46-6,751.80

Finding the Fourth Proportional to 10,727.28, 14,804.46 and 6,751.80

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Solution

The fourth proportional to 10,727.28, 14,804.46 and 6,751.80 is: 9,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.28 : 14,804.46 = 6,751.80 : x
  2. Step 2: Convert to fraction form
    10,727.28/14,804.46 = 6,751.80/x
  3. Step 3: Cross multiply
    10,727.28x = 14,804.46 × 6,751.80
  4. Step 4: Simplify right side
    10,727.28x = 99,956,753.03
  5. Step 5: Solve for x
    x = 99,956,753.03/10,727.28
  6. Step 6: Final answer
    x = 9,318.00

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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.