Home / 6,969.28-9,622.11-4,319.50

Finding the Fourth Proportional to 6,969.28, 9,622.11 and 4,319.50

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Solution

The fourth proportional to 6,969.28, 9,622.11 and 4,319.50 is: 5,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.28 : 9,622.11 = 4,319.50 : x
  2. Step 2: Convert to fraction form
    6,969.28/9,622.11 = 4,319.50/x
  3. Step 3: Cross multiply
    6,969.28x = 9,622.11 × 4,319.50
  4. Step 4: Simplify right side
    6,969.28x = 41,562,704.15
  5. Step 5: Solve for x
    x = 41,562,704.15/6,969.28
  6. Step 6: Final answer
    x = 5,963.70

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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.