Home / 6,685.11-9,222.39-4,328.01

Finding the Fourth Proportional to 6,685.11, 9,222.39 and 4,328.01

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Solution

The fourth proportional to 6,685.11, 9,222.39 and 4,328.01 is: 5,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.11 : 9,222.39 = 4,328.01 : x
  2. Step 2: Convert to fraction form
    6,685.11/9,222.39 = 4,328.01/x
  3. Step 3: Cross multiply
    6,685.11x = 9,222.39 × 4,328.01
  4. Step 4: Simplify right side
    6,685.11x = 39,914,596.14
  5. Step 5: Solve for x
    x = 39,914,596.14/6,685.11
  6. Step 6: Final answer
    x = 5,970.67

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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.