Home / 9,836.40-14,761.80-6,548.40

Finding the Fourth Proportional to 9,836.40, 14,761.80 and 6,548.40

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Solution

The fourth proportional to 9,836.40, 14,761.80 and 6,548.40 is: 9,827.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836.40 : 14,761.80 = 6,548.40 : x
  2. Step 2: Convert to fraction form
    9,836.40/14,761.80 = 6,548.40/x
  3. Step 3: Cross multiply
    9,836.40x = 14,761.80 × 6,548.40
  4. Step 4: Simplify right side
    9,836.40x = 96,666,171.12
  5. Step 5: Solve for x
    x = 96,666,171.12/9,836.40
  6. Step 6: Final answer
    x = 9,827.39

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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.