Home / 5,258.24-7,256.40-2,900.38

Finding the Fourth Proportional to 5,258.24, 7,256.40 and 2,900.38

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Solution

The fourth proportional to 5,258.24, 7,256.40 and 2,900.38 is: 4,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.24 : 7,256.40 = 2,900.38 : x
  2. Step 2: Convert to fraction form
    5,258.24/7,256.40 = 2,900.38/x
  3. Step 3: Cross multiply
    5,258.24x = 7,256.40 × 2,900.38
  4. Step 4: Simplify right side
    5,258.24x = 21,046,317.43
  5. Step 5: Solve for x
    x = 21,046,317.43/5,258.24
  6. Step 6: Final answer
    x = 4,002.54

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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.