Home / 5,643.98-8,466.75-2,356.32

Finding the Fourth Proportional to 5,643.98, 8,466.75 and 2,356.32

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Solution

The fourth proportional to 5,643.98, 8,466.75 and 2,356.32 is: 3,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.98 : 8,466.75 = 2,356.32 : x
  2. Step 2: Convert to fraction form
    5,643.98/8,466.75 = 2,356.32/x
  3. Step 3: Cross multiply
    5,643.98x = 8,466.75 × 2,356.32
  4. Step 4: Simplify right side
    5,643.98x = 19,950,372.36
  5. Step 5: Solve for x
    x = 19,950,372.36/5,643.98
  6. Step 6: Final answer
    x = 3,534.81

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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.