Home / 5,530.15-8,295-1,370.17

Finding the Fourth Proportional to 5,530.15, 8,295 and 1,370.17

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Solution

The fourth proportional to 5,530.15, 8,295 and 1,370.17 is: 2,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.15 : 8,295 = 1,370.17 : x
  2. Step 2: Convert to fraction form
    5,530.15/8,295 = 1,370.17/x
  3. Step 3: Cross multiply
    5,530.15x = 8,295 × 1,370.17
  4. Step 4: Simplify right side
    5,530.15x = 11,365,560.15
  5. Step 5: Solve for x
    x = 11,365,560.15/5,530.15
  6. Step 6: Final answer
    x = 2,055.20

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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.