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Finding the Fourth Proportional to 6,104.65, 8,424.72 and 3,586.90

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Solution

The fourth proportional to 6,104.65, 8,424.72 and 3,586.90 is: 4,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.65 : 8,424.72 = 3,586.90 : x
  2. Step 2: Convert to fraction form
    6,104.65/8,424.72 = 3,586.90/x
  3. Step 3: Cross multiply
    6,104.65x = 8,424.72 × 3,586.90
  4. Step 4: Simplify right side
    6,104.65x = 30,218,628.17
  5. Step 5: Solve for x
    x = 30,218,628.17/6,104.65
  6. Step 6: Final answer
    x = 4,950.10

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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.