Home / 4,909.71-7,364.94-1,625.13

Finding the Fourth Proportional to 4,909.71, 7,364.94 and 1,625.13

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Solution

The fourth proportional to 4,909.71, 7,364.94 and 1,625.13 is: 2,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.71 : 7,364.94 = 1,625.13 : x
  2. Step 2: Convert to fraction form
    4,909.71/7,364.94 = 1,625.13/x
  3. Step 3: Cross multiply
    4,909.71x = 7,364.94 × 1,625.13
  4. Step 4: Simplify right side
    4,909.71x = 11,968,984.94
  5. Step 5: Solve for x
    x = 11,968,984.94/4,909.71
  6. Step 6: Final answer
    x = 2,437.82

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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.