Home / 6,524.46-9,784.63-2,140.90

Finding the Fourth Proportional to 6,524.46, 9,784.63 and 2,140.90

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Solution

The fourth proportional to 6,524.46, 9,784.63 and 2,140.90 is: 3,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.46 : 9,784.63 = 2,140.90 : x
  2. Step 2: Convert to fraction form
    6,524.46/9,784.63 = 2,140.90/x
  3. Step 3: Cross multiply
    6,524.46x = 9,784.63 × 2,140.90
  4. Step 4: Simplify right side
    6,524.46x = 20,947,914.37
  5. Step 5: Solve for x
    x = 20,947,914.37/6,524.46
  6. Step 6: Final answer
    x = 3,210.67

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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.