Home / 7,259.58-10,015.22-4,740.82

Finding the Fourth Proportional to 7,259.58, 10,015.22 and 4,740.82

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Solution

The fourth proportional to 7,259.58, 10,015.22 and 4,740.82 is: 6,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.58 : 10,015.22 = 4,740.82 : x
  2. Step 2: Convert to fraction form
    7,259.58/10,015.22 = 4,740.82/x
  3. Step 3: Cross multiply
    7,259.58x = 10,015.22 × 4,740.82
  4. Step 4: Simplify right side
    7,259.58x = 47,480,355.28
  5. Step 5: Solve for x
    x = 47,480,355.28/7,259.58
  6. Step 6: Final answer
    x = 6,540.37

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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.