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Finding the Fourth Proportional to 7,690.55, 10,600.52 and 6,009.03

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Solution

The fourth proportional to 7,690.55, 10,600.52 and 6,009.03 is: 8,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.55 : 10,600.52 = 6,009.03 : x
  2. Step 2: Convert to fraction form
    7,690.55/10,600.52 = 6,009.03/x
  3. Step 3: Cross multiply
    7,690.55x = 10,600.52 × 6,009.03
  4. Step 4: Simplify right side
    7,690.55x = 63,698,812.65
  5. Step 5: Solve for x
    x = 63,698,812.65/7,690.55
  6. Step 6: Final answer
    x = 8,282.74

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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.