Home / 9,534.48-14,305.80-4,920.72

Finding the Fourth Proportional to 9,534.48, 14,305.80 and 4,920.72

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Solution

The fourth proportional to 9,534.48, 14,305.80 and 4,920.72 is: 7,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.48 : 14,305.80 = 4,920.72 : x
  2. Step 2: Convert to fraction form
    9,534.48/14,305.80 = 4,920.72/x
  3. Step 3: Cross multiply
    9,534.48x = 14,305.80 × 4,920.72
  4. Step 4: Simplify right side
    9,534.48x = 70,394,836.18
  5. Step 5: Solve for x
    x = 70,394,836.18/9,534.48
  6. Step 6: Final answer
    x = 7,383.19

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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.