Home / 9,881.64-14,828.31-3,646.04

Finding the Fourth Proportional to 9,881.64, 14,828.31 and 3,646.04

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Solution

The fourth proportional to 9,881.64, 14,828.31 and 3,646.04 is: 5,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.64 : 14,828.31 = 3,646.04 : x
  2. Step 2: Convert to fraction form
    9,881.64/14,828.31 = 3,646.04/x
  3. Step 3: Cross multiply
    9,881.64x = 14,828.31 × 3,646.04
  4. Step 4: Simplify right side
    9,881.64x = 54,064,537.25
  5. Step 5: Solve for x
    x = 54,064,537.25/9,881.64
  6. Step 6: Final answer
    x = 5,471.21

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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.