Home / 5,259.05-7,257.16-2,901.21

Finding the Fourth Proportional to 5,259.05, 7,257.16 and 2,901.21

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Solution

The fourth proportional to 5,259.05, 7,257.16 and 2,901.21 is: 4,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.05 : 7,257.16 = 2,901.21 : x
  2. Step 2: Convert to fraction form
    5,259.05/7,257.16 = 2,901.21/x
  3. Step 3: Cross multiply
    5,259.05x = 7,257.16 × 2,901.21
  4. Step 4: Simplify right side
    5,259.05x = 21,054,494.37
  5. Step 5: Solve for x
    x = 21,054,494.37/5,259.05
  6. Step 6: Final answer
    x = 4,003.48

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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.