Home / 4,726.45-7,086.20-1,605.62

Finding the Fourth Proportional to 4,726.45, 7,086.20 and 1,605.62

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Solution

The fourth proportional to 4,726.45, 7,086.20 and 1,605.62 is: 2,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.45 : 7,086.20 = 1,605.62 : x
  2. Step 2: Convert to fraction form
    4,726.45/7,086.20 = 1,605.62/x
  3. Step 3: Cross multiply
    4,726.45x = 7,086.20 × 1,605.62
  4. Step 4: Simplify right side
    4,726.45x = 11,377,733.58
  5. Step 5: Solve for x
    x = 11,377,733.58/4,726.45
  6. Step 6: Final answer
    x = 2,407.25

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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.