Home / 7,278.04-10,914.77-4,825.87

Finding the Fourth Proportional to 7,278.04, 10,914.77 and 4,825.87

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Solution

The fourth proportional to 7,278.04, 10,914.77 and 4,825.87 is: 7,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.04 : 10,914.77 = 4,825.87 : x
  2. Step 2: Convert to fraction form
    7,278.04/10,914.77 = 4,825.87/x
  3. Step 3: Cross multiply
    7,278.04x = 10,914.77 × 4,825.87
  4. Step 4: Simplify right side
    7,278.04x = 52,673,245.88
  5. Step 5: Solve for x
    x = 52,673,245.88/7,278.04
  6. Step 6: Final answer
    x = 7,237.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.