Home / 6,586.78-9,088.68-3,754.20

Finding the Fourth Proportional to 6,586.78, 9,088.68 and 3,754.20

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Solution

The fourth proportional to 6,586.78, 9,088.68 and 3,754.20 is: 5,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.78 : 9,088.68 = 3,754.20 : x
  2. Step 2: Convert to fraction form
    6,586.78/9,088.68 = 3,754.20/x
  3. Step 3: Cross multiply
    6,586.78x = 9,088.68 × 3,754.20
  4. Step 4: Simplify right side
    6,586.78x = 34,120,722.46
  5. Step 5: Solve for x
    x = 34,120,722.46/6,586.78
  6. Step 6: Final answer
    x = 5,180.18

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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.