Home / 7,822.33-11,718.37-4,349.05

Finding the Fourth Proportional to 7,822.33, 11,718.37 and 4,349.05

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Solution

The fourth proportional to 7,822.33, 11,718.37 and 4,349.05 is: 6,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.33 : 11,718.37 = 4,349.05 : x
  2. Step 2: Convert to fraction form
    7,822.33/11,718.37 = 4,349.05/x
  3. Step 3: Cross multiply
    7,822.33x = 11,718.37 × 4,349.05
  4. Step 4: Simplify right side
    7,822.33x = 50,963,777.05
  5. Step 5: Solve for x
    x = 50,963,777.05/7,822.33
  6. Step 6: Final answer
    x = 6,515.17

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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.