Home / 4,955.12-7,418.09-3,307.58

Finding the Fourth Proportional to 4,955.12, 7,418.09 and 3,307.58

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Solution

The fourth proportional to 4,955.12, 7,418.09 and 3,307.58 is: 4,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.12 : 7,418.09 = 3,307.58 : x
  2. Step 2: Convert to fraction form
    4,955.12/7,418.09 = 3,307.58/x
  3. Step 3: Cross multiply
    4,955.12x = 7,418.09 × 3,307.58
  4. Step 4: Simplify right side
    4,955.12x = 24,535,897.30
  5. Step 5: Solve for x
    x = 24,535,897.30/4,955.12
  6. Step 6: Final answer
    x = 4,951.63

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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.