Home / 9,816.56-14,723.28-2,889.44

Finding the Fourth Proportional to 9,816.56, 14,723.28 and 2,889.44

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Solution

The fourth proportional to 9,816.56, 14,723.28 and 2,889.44 is: 4,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.56 : 14,723.28 = 2,889.44 : x
  2. Step 2: Convert to fraction form
    9,816.56/14,723.28 = 2,889.44/x
  3. Step 3: Cross multiply
    9,816.56x = 14,723.28 × 2,889.44
  4. Step 4: Simplify right side
    9,816.56x = 42,542,034.16
  5. Step 5: Solve for x
    x = 42,542,034.16/9,816.56
  6. Step 6: Final answer
    x = 4,333.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.