Home / 5,575.77-8,365.05-2,803.95

Finding the Fourth Proportional to 5,575.77, 8,365.05 and 2,803.95

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Solution

The fourth proportional to 5,575.77, 8,365.05 and 2,803.95 is: 4,206.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.77 : 8,365.05 = 2,803.95 : x
  2. Step 2: Convert to fraction form
    5,575.77/8,365.05 = 2,803.95/x
  3. Step 3: Cross multiply
    5,575.77x = 8,365.05 × 2,803.95
  4. Step 4: Simplify right side
    5,575.77x = 23,455,181.95
  5. Step 5: Solve for x
    x = 23,455,181.95/5,575.77
  6. Step 6: Final answer
    x = 4,206.63

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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.