Home / 12,080.90-18,130.46-5,844.71

Finding the Fourth Proportional to 12,080.90, 18,130.46 and 5,844.71

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Solution

The fourth proportional to 12,080.90, 18,130.46 and 5,844.71 is: 8,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.90 : 18,130.46 = 5,844.71 : x
  2. Step 2: Convert to fraction form
    12,080.90/18,130.46 = 5,844.71/x
  3. Step 3: Cross multiply
    12,080.90x = 18,130.46 × 5,844.71
  4. Step 4: Simplify right side
    12,080.90x = 105,967,160.99
  5. Step 5: Solve for x
    x = 105,967,160.99/12,080.90
  6. Step 6: Final answer
    x = 8,771.47

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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.