Home / 7,997.49-11,036.36-4,640.60

Finding the Fourth Proportional to 7,997.49, 11,036.36 and 4,640.60

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Solution

The fourth proportional to 7,997.49, 11,036.36 and 4,640.60 is: 6,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.49 : 11,036.36 = 4,640.60 : x
  2. Step 2: Convert to fraction form
    7,997.49/11,036.36 = 4,640.60/x
  3. Step 3: Cross multiply
    7,997.49x = 11,036.36 × 4,640.60
  4. Step 4: Simplify right side
    7,997.49x = 51,215,253.83
  5. Step 5: Solve for x
    x = 51,215,253.83/7,997.49
  6. Step 6: Final answer
    x = 6,403.92

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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.