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Finding the Fourth Proportional to 3,707.66, 5,558.27 and 1,514.99

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Solution

The fourth proportional to 3,707.66, 5,558.27 and 1,514.99 is: 2,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.66 : 5,558.27 = 1,514.99 : x
  2. Step 2: Convert to fraction form
    3,707.66/5,558.27 = 1,514.99/x
  3. Step 3: Cross multiply
    3,707.66x = 5,558.27 × 1,514.99
  4. Step 4: Simplify right side
    3,707.66x = 8,420,723.47
  5. Step 5: Solve for x
    x = 8,420,723.47/3,707.66
  6. Step 6: Final answer
    x = 2,271.17

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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.