Home / 11,669.45-17,505.27-4,647.77

Finding the Fourth Proportional to 11,669.45, 17,505.27 and 4,647.77

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Solution

The fourth proportional to 11,669.45, 17,505.27 and 4,647.77 is: 6,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.45 : 17,505.27 = 4,647.77 : x
  2. Step 2: Convert to fraction form
    11,669.45/17,505.27 = 4,647.77/x
  3. Step 3: Cross multiply
    11,669.45x = 17,505.27 × 4,647.77
  4. Step 4: Simplify right side
    11,669.45x = 81,360,445.51
  5. Step 5: Solve for x
    x = 81,360,445.51/11,669.45
  6. Step 6: Final answer
    x = 6,972.09

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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.