Home / 4,121.13-6,181.70-1,043.13

Finding the Fourth Proportional to 4,121.13, 6,181.70 and 1,043.13

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Solution

The fourth proportional to 4,121.13, 6,181.70 and 1,043.13 is: 1,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.13 : 6,181.70 = 1,043.13 : x
  2. Step 2: Convert to fraction form
    4,121.13/6,181.70 = 1,043.13/x
  3. Step 3: Cross multiply
    4,121.13x = 6,181.70 × 1,043.13
  4. Step 4: Simplify right side
    4,121.13x = 6,448,316.72
  5. Step 5: Solve for x
    x = 6,448,316.72/4,121.13
  6. Step 6: Final answer
    x = 1,564.70

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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.