Home / 5,258.86-7,257.30-2,901.05

Finding the Fourth Proportional to 5,258.86, 7,257.30 and 2,901.05

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Solution

The fourth proportional to 5,258.86, 7,257.30 and 2,901.05 is: 4,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.86 : 7,257.30 = 2,901.05 : x
  2. Step 2: Convert to fraction form
    5,258.86/7,257.30 = 2,901.05/x
  3. Step 3: Cross multiply
    5,258.86x = 7,257.30 × 2,901.05
  4. Step 4: Simplify right side
    5,258.86x = 21,053,770.21
  5. Step 5: Solve for x
    x = 21,053,770.21/5,258.86
  6. Step 6: Final answer
    x = 4,003.49

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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.