Home / 9,709.46-14,561.10-4,161.32

Finding the Fourth Proportional to 9,709.46, 14,561.10 and 4,161.32

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Solution

The fourth proportional to 9,709.46, 14,561.10 and 4,161.32 is: 6,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709.46 : 14,561.10 = 4,161.32 : x
  2. Step 2: Convert to fraction form
    9,709.46/14,561.10 = 4,161.32/x
  3. Step 3: Cross multiply
    9,709.46x = 14,561.10 × 4,161.32
  4. Step 4: Simplify right side
    9,709.46x = 60,593,323.85
  5. Step 5: Solve for x
    x = 60,593,323.85/9,709.46
  6. Step 6: Final answer
    x = 6,240.65

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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.