Home / 8,647.41-11,933.24-4,870.56

Finding the Fourth Proportional to 8,647.41, 11,933.24 and 4,870.56

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Solution

The fourth proportional to 8,647.41, 11,933.24 and 4,870.56 is: 6,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647.41 : 11,933.24 = 4,870.56 : x
  2. Step 2: Convert to fraction form
    8,647.41/11,933.24 = 4,870.56/x
  3. Step 3: Cross multiply
    8,647.41x = 11,933.24 × 4,870.56
  4. Step 4: Simplify right side
    8,647.41x = 58,121,561.41
  5. Step 5: Solve for x
    x = 58,121,561.41/8,647.41
  6. Step 6: Final answer
    x = 6,721.27

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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.