Home / 6,103.15-8,422.65-3,585.40

Finding the Fourth Proportional to 6,103.15, 8,422.65 and 3,585.40

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Solution

The fourth proportional to 6,103.15, 8,422.65 and 3,585.40 is: 4,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.15 : 8,422.65 = 3,585.40 : x
  2. Step 2: Convert to fraction form
    6,103.15/8,422.65 = 3,585.40/x
  3. Step 3: Cross multiply
    6,103.15x = 8,422.65 × 3,585.40
  4. Step 4: Simplify right side
    6,103.15x = 30,198,548.25
  5. Step 5: Solve for x
    x = 30,198,548.25/6,103.15
  6. Step 6: Final answer
    x = 4,948.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.