Home / 4,816.32-6,647.73-2,721.66

Finding the Fourth Proportional to 4,816.32, 6,647.73 and 2,721.66

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Solution

The fourth proportional to 4,816.32, 6,647.73 and 2,721.66 is: 3,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.32 : 6,647.73 = 2,721.66 : x
  2. Step 2: Convert to fraction form
    4,816.32/6,647.73 = 2,721.66/x
  3. Step 3: Cross multiply
    4,816.32x = 6,647.73 × 2,721.66
  4. Step 4: Simplify right side
    4,816.32x = 18,092,860.83
  5. Step 5: Solve for x
    x = 18,092,860.83/4,816.32
  6. Step 6: Final answer
    x = 3,756.57

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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.