Home / 11,641.14-17,466.84-6,643.31

Finding the Fourth Proportional to 11,641.14, 17,466.84 and 6,643.31

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Solution

The fourth proportional to 11,641.14, 17,466.84 and 6,643.31 is: 9,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.14 : 17,466.84 = 6,643.31 : x
  2. Step 2: Convert to fraction form
    11,641.14/17,466.84 = 6,643.31/x
  3. Step 3: Cross multiply
    11,641.14x = 17,466.84 × 6,643.31
  4. Step 4: Simplify right side
    11,641.14x = 116,037,545.51
  5. Step 5: Solve for x
    x = 116,037,545.51/11,641.14
  6. Step 6: Final answer
    x = 9,967.89

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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.