Home / 6,105.24-9,135.18-3,641.40

Finding the Fourth Proportional to 6,105.24, 9,135.18 and 3,641.40

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Solution

The fourth proportional to 6,105.24, 9,135.18 and 3,641.40 is: 5,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.24 : 9,135.18 = 3,641.40 : x
  2. Step 2: Convert to fraction form
    6,105.24/9,135.18 = 3,641.40/x
  3. Step 3: Cross multiply
    6,105.24x = 9,135.18 × 3,641.40
  4. Step 4: Simplify right side
    6,105.24x = 33,264,844.45
  5. Step 5: Solve for x
    x = 33,264,844.45/6,105.24
  6. Step 6: Final answer
    x = 5,448.57

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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.