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Finding the Fourth Proportional to 9,807.80, 14,713.45 and 3,576.56

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Solution

The fourth proportional to 9,807.80, 14,713.45 and 3,576.56 is: 5,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.80 : 14,713.45 = 3,576.56 : x
  2. Step 2: Convert to fraction form
    9,807.80/14,713.45 = 3,576.56/x
  3. Step 3: Cross multiply
    9,807.80x = 14,713.45 × 3,576.56
  4. Step 4: Simplify right side
    9,807.80x = 52,623,454.22
  5. Step 5: Solve for x
    x = 52,623,454.22/9,807.80
  6. Step 6: Final answer
    x = 5,365.47

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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.