Home / 6,585.12-9,088.20-3,790.56

Finding the Fourth Proportional to 6,585.12, 9,088.20 and 3,790.56

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Solution

The fourth proportional to 6,585.12, 9,088.20 and 3,790.56 is: 5,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585.12 : 9,088.20 = 3,790.56 : x
  2. Step 2: Convert to fraction form
    6,585.12/9,088.20 = 3,790.56/x
  3. Step 3: Cross multiply
    6,585.12x = 9,088.20 × 3,790.56
  4. Step 4: Simplify right side
    6,585.12x = 34,449,367.39
  5. Step 5: Solve for x
    x = 34,449,367.39/6,585.12
  6. Step 6: Final answer
    x = 5,231.40

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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.