Home / 9,409.05-14,111.73-3,168.45

Finding the Fourth Proportional to 9,409.05, 14,111.73 and 3,168.45

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Solution

The fourth proportional to 9,409.05, 14,111.73 and 3,168.45 is: 4,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.05 : 14,111.73 = 3,168.45 : x
  2. Step 2: Convert to fraction form
    9,409.05/14,111.73 = 3,168.45/x
  3. Step 3: Cross multiply
    9,409.05x = 14,111.73 × 3,168.45
  4. Step 4: Simplify right side
    9,409.05x = 44,712,310.92
  5. Step 5: Solve for x
    x = 44,712,310.92/9,409.05
  6. Step 6: Final answer
    x = 4,752.05

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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.