Home / 5,258.30-7,256.22-2,900.30

Finding the Fourth Proportional to 5,258.30, 7,256.22 and 2,900.30

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Solution

The fourth proportional to 5,258.30, 7,256.22 and 2,900.30 is: 4,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.30 : 7,256.22 = 2,900.30 : x
  2. Step 2: Convert to fraction form
    5,258.30/7,256.22 = 2,900.30/x
  3. Step 3: Cross multiply
    5,258.30x = 7,256.22 × 2,900.30
  4. Step 4: Simplify right side
    5,258.30x = 21,045,214.87
  5. Step 5: Solve for x
    x = 21,045,214.87/5,258.30
  6. Step 6: Final answer
    x = 4,002.28

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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.