Home / 3,307.52-4,563.86-1,910

Finding the Fourth Proportional to 3,307.52, 4,563.86 and 1,910

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Solution

The fourth proportional to 3,307.52, 4,563.86 and 1,910 is: 2,635.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.52 : 4,563.86 = 1,910 : x
  2. Step 2: Convert to fraction form
    3,307.52/4,563.86 = 1,910/x
  3. Step 3: Cross multiply
    3,307.52x = 4,563.86 × 1,910
  4. Step 4: Simplify right side
    3,307.52x = 8,716,972.60
  5. Step 5: Solve for x
    x = 8,716,972.60/3,307.52
  6. Step 6: Final answer
    x = 2,635.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.