Home / 3,307.11-4,957.89-1,225.95

Finding the Fourth Proportional to 3,307.11, 4,957.89 and 1,225.95

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Solution

The fourth proportional to 3,307.11, 4,957.89 and 1,225.95 is: 1,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.11 : 4,957.89 = 1,225.95 : x
  2. Step 2: Convert to fraction form
    3,307.11/4,957.89 = 1,225.95/x
  3. Step 3: Cross multiply
    3,307.11x = 4,957.89 × 1,225.95
  4. Step 4: Simplify right side
    3,307.11x = 6,078,100.46
  5. Step 5: Solve for x
    x = 6,078,100.46/3,307.11
  6. Step 6: Final answer
    x = 1,837.89

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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.