Home / 11,669.85-16,106.04-6,633

Finding the Fourth Proportional to 11,669.85, 16,106.04 and 6,633

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Solution

The fourth proportional to 11,669.85, 16,106.04 and 6,633 is: 9,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.85 : 16,106.04 = 6,633 : x
  2. Step 2: Convert to fraction form
    11,669.85/16,106.04 = 6,633/x
  3. Step 3: Cross multiply
    11,669.85x = 16,106.04 × 6,633
  4. Step 4: Simplify right side
    11,669.85x = 106,831,363.32
  5. Step 5: Solve for x
    x = 106,831,363.32/11,669.85
  6. Step 6: Final answer
    x = 9,154.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.