Home / 6,117.40-9,185.70-3,525.40

Finding the Fourth Proportional to 6,117.40, 9,185.70 and 3,525.40

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Solution

The fourth proportional to 6,117.40, 9,185.70 and 3,525.40 is: 5,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.40 : 9,185.70 = 3,525.40 : x
  2. Step 2: Convert to fraction form
    6,117.40/9,185.70 = 3,525.40/x
  3. Step 3: Cross multiply
    6,117.40x = 9,185.70 × 3,525.40
  4. Step 4: Simplify right side
    6,117.40x = 32,383,266.78
  5. Step 5: Solve for x
    x = 32,383,266.78/6,117.40
  6. Step 6: Final answer
    x = 5,293.63

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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.