Home / 5,258.36-7,256.28-3,018.65

Finding the Fourth Proportional to 5,258.36, 7,256.28 and 3,018.65

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Solution

The fourth proportional to 5,258.36, 7,256.28 and 3,018.65 is: 4,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.36 : 7,256.28 = 3,018.65 : x
  2. Step 2: Convert to fraction form
    5,258.36/7,256.28 = 3,018.65/x
  3. Step 3: Cross multiply
    5,258.36x = 7,256.28 × 3,018.65
  4. Step 4: Simplify right side
    5,258.36x = 21,904,133.34
  5. Step 5: Solve for x
    x = 21,904,133.34/5,258.36
  6. Step 6: Final answer
    x = 4,165.59

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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.