Home / 7,280.45-10,035.44-5,508.98

Finding the Fourth Proportional to 7,280.45, 10,035.44 and 5,508.98

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Solution

The fourth proportional to 7,280.45, 10,035.44 and 5,508.98 is: 7,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.45 : 10,035.44 = 5,508.98 : x
  2. Step 2: Convert to fraction form
    7,280.45/10,035.44 = 5,508.98/x
  3. Step 3: Cross multiply
    7,280.45x = 10,035.44 × 5,508.98
  4. Step 4: Simplify right side
    7,280.45x = 55,285,049.81
  5. Step 5: Solve for x
    x = 55,285,049.81/7,280.45
  6. Step 6: Final answer
    x = 7,593.63

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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.