Home / 11,810.87-17,727.27-5,971.58

Finding the Fourth Proportional to 11,810.87, 17,727.27 and 5,971.58

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Solution

The fourth proportional to 11,810.87, 17,727.27 and 5,971.58 is: 8,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.87 : 17,727.27 = 5,971.58 : x
  2. Step 2: Convert to fraction form
    11,810.87/17,727.27 = 5,971.58/x
  3. Step 3: Cross multiply
    11,810.87x = 17,727.27 × 5,971.58
  4. Step 4: Simplify right side
    11,810.87x = 105,859,810.99
  5. Step 5: Solve for x
    x = 105,859,810.99/11,810.87
  6. Step 6: Final answer
    x = 8,962.91

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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.