Home / 6,601.09-9,106.71-4,211.77

Finding the Fourth Proportional to 6,601.09, 9,106.71 and 4,211.77

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Solution

The fourth proportional to 6,601.09, 9,106.71 and 4,211.77 is: 5,810.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.09 : 9,106.71 = 4,211.77 : x
  2. Step 2: Convert to fraction form
    6,601.09/9,106.71 = 4,211.77/x
  3. Step 3: Cross multiply
    6,601.09x = 9,106.71 × 4,211.77
  4. Step 4: Simplify right side
    6,601.09x = 38,355,367.98
  5. Step 5: Solve for x
    x = 38,355,367.98/6,601.09
  6. Step 6: Final answer
    x = 5,810.46

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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.