Home / 11,700.02-17,550.51-3,909.62

Finding the Fourth Proportional to 11,700.02, 17,550.51 and 3,909.62

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Solution

The fourth proportional to 11,700.02, 17,550.51 and 3,909.62 is: 5,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.02 : 17,550.51 = 3,909.62 : x
  2. Step 2: Convert to fraction form
    11,700.02/17,550.51 = 3,909.62/x
  3. Step 3: Cross multiply
    11,700.02x = 17,550.51 × 3,909.62
  4. Step 4: Simplify right side
    11,700.02x = 68,615,824.91
  5. Step 5: Solve for x
    x = 68,615,824.91/11,700.02
  6. Step 6: Final answer
    x = 5,864.59

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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.