Home / 7,697.26-10,622.24-4,869.69

Finding the Fourth Proportional to 7,697.26, 10,622.24 and 4,869.69

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Solution

The fourth proportional to 7,697.26, 10,622.24 and 4,869.69 is: 6,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697.26 : 10,622.24 = 4,869.69 : x
  2. Step 2: Convert to fraction form
    7,697.26/10,622.24 = 4,869.69/x
  3. Step 3: Cross multiply
    7,697.26x = 10,622.24 × 4,869.69
  4. Step 4: Simplify right side
    7,697.26x = 51,727,015.91
  5. Step 5: Solve for x
    x = 51,727,015.91/7,697.26
  6. Step 6: Final answer
    x = 6,720.19

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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.