Home / 4,007.57-5,530.54-2,239.28

Finding the Fourth Proportional to 4,007.57, 5,530.54 and 2,239.28

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Solution

The fourth proportional to 4,007.57, 5,530.54 and 2,239.28 is: 3,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.57 : 5,530.54 = 2,239.28 : x
  2. Step 2: Convert to fraction form
    4,007.57/5,530.54 = 2,239.28/x
  3. Step 3: Cross multiply
    4,007.57x = 5,530.54 × 2,239.28
  4. Step 4: Simplify right side
    4,007.57x = 12,384,444.24
  5. Step 5: Solve for x
    x = 12,384,444.24/4,007.57
  6. Step 6: Final answer
    x = 3,090.27

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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.