Home / 4,227.36-6,341.52-1,306.40

Finding the Fourth Proportional to 4,227.36, 6,341.52 and 1,306.40

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Solution

The fourth proportional to 4,227.36, 6,341.52 and 1,306.40 is: 1,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.36 : 6,341.52 = 1,306.40 : x
  2. Step 2: Convert to fraction form
    4,227.36/6,341.52 = 1,306.40/x
  3. Step 3: Cross multiply
    4,227.36x = 6,341.52 × 1,306.40
  4. Step 4: Simplify right side
    4,227.36x = 8,284,561.73
  5. Step 5: Solve for x
    x = 8,284,561.73/4,227.36
  6. Step 6: Final answer
    x = 1,959.75

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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.