Home / 7,687.06-10,608.01-4,502.55

Finding the Fourth Proportional to 7,687.06, 10,608.01 and 4,502.55

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Solution

The fourth proportional to 7,687.06, 10,608.01 and 4,502.55 is: 6,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.06 : 10,608.01 = 4,502.55 : x
  2. Step 2: Convert to fraction form
    7,687.06/10,608.01 = 4,502.55/x
  3. Step 3: Cross multiply
    7,687.06x = 10,608.01 × 4,502.55
  4. Step 4: Simplify right side
    7,687.06x = 47,763,095.43
  5. Step 5: Solve for x
    x = 47,763,095.43/7,687.06
  6. Step 6: Final answer
    x = 6,213.44

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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.