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Finding the Fourth Proportional to 5,651.66, 8,477.54 and 2,321.74

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Solution

The fourth proportional to 5,651.66, 8,477.54 and 2,321.74 is: 3,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.66 : 8,477.54 = 2,321.74 : x
  2. Step 2: Convert to fraction form
    5,651.66/8,477.54 = 2,321.74/x
  3. Step 3: Cross multiply
    5,651.66x = 8,477.54 × 2,321.74
  4. Step 4: Simplify right side
    5,651.66x = 19,682,643.72
  5. Step 5: Solve for x
    x = 19,682,643.72/5,651.66
  6. Step 6: Final answer
    x = 3,482.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.