Home / 7,391.49-11,081.34-4,267.95

Finding the Fourth Proportional to 7,391.49, 11,081.34 and 4,267.95

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Solution

The fourth proportional to 7,391.49, 11,081.34 and 4,267.95 is: 6,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.49 : 11,081.34 = 4,267.95 : x
  2. Step 2: Convert to fraction form
    7,391.49/11,081.34 = 4,267.95/x
  3. Step 3: Cross multiply
    7,391.49x = 11,081.34 × 4,267.95
  4. Step 4: Simplify right side
    7,391.49x = 47,294,594.66
  5. Step 5: Solve for x
    x = 47,294,594.66/7,391.49
  6. Step 6: Final answer
    x = 6,398.52

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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.