Home / 8,991.09-13,486.64-2,417.29

Finding the Fourth Proportional to 8,991.09, 13,486.64 and 2,417.29

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Solution

The fourth proportional to 8,991.09, 13,486.64 and 2,417.29 is: 3,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991.09 : 13,486.64 = 2,417.29 : x
  2. Step 2: Convert to fraction form
    8,991.09/13,486.64 = 2,417.29/x
  3. Step 3: Cross multiply
    8,991.09x = 13,486.64 × 2,417.29
  4. Step 4: Simplify right side
    8,991.09x = 32,601,074.20
  5. Step 5: Solve for x
    x = 32,601,074.20/8,991.09
  6. Step 6: Final answer
    x = 3,625.93

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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.