Home / 4,288.23-5,918.18-3,094.20

Finding the Fourth Proportional to 4,288.23, 5,918.18 and 3,094.20

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Solution

The fourth proportional to 4,288.23, 5,918.18 and 3,094.20 is: 4,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.23 : 5,918.18 = 3,094.20 : x
  2. Step 2: Convert to fraction form
    4,288.23/5,918.18 = 3,094.20/x
  3. Step 3: Cross multiply
    4,288.23x = 5,918.18 × 3,094.20
  4. Step 4: Simplify right side
    4,288.23x = 18,312,017.09
  5. Step 5: Solve for x
    x = 18,312,017.09/4,288.23
  6. Step 6: Final answer
    x = 4,270.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.