Home / 7,585.32-10,469.70-4,939.32

Finding the Fourth Proportional to 7,585.32, 10,469.70 and 4,939.32

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Solution

The fourth proportional to 7,585.32, 10,469.70 and 4,939.32 is: 6,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.32 : 10,469.70 = 4,939.32 : x
  2. Step 2: Convert to fraction form
    7,585.32/10,469.70 = 4,939.32/x
  3. Step 3: Cross multiply
    7,585.32x = 10,469.70 × 4,939.32
  4. Step 4: Simplify right side
    7,585.32x = 51,713,198.60
  5. Step 5: Solve for x
    x = 51,713,198.60/7,585.32
  6. Step 6: Final answer
    x = 6,817.54

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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.