Home / 6,113.12-9,171.28-2,603.24

Finding the Fourth Proportional to 6,113.12, 9,171.28 and 2,603.24

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Solution

The fourth proportional to 6,113.12, 9,171.28 and 2,603.24 is: 3,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.12 : 9,171.28 = 2,603.24 : x
  2. Step 2: Convert to fraction form
    6,113.12/9,171.28 = 2,603.24/x
  3. Step 3: Cross multiply
    6,113.12x = 9,171.28 × 2,603.24
  4. Step 4: Simplify right side
    6,113.12x = 23,875,042.95
  5. Step 5: Solve for x
    x = 23,875,042.95/6,113.12
  6. Step 6: Final answer
    x = 3,905.54

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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.