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Finding the Fourth Proportional to 4,223.08, 5,827.08 and 2,653.30

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Solution

The fourth proportional to 4,223.08, 5,827.08 and 2,653.30 is: 3,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.08 : 5,827.08 = 2,653.30 : x
  2. Step 2: Convert to fraction form
    4,223.08/5,827.08 = 2,653.30/x
  3. Step 3: Cross multiply
    4,223.08x = 5,827.08 × 2,653.30
  4. Step 4: Simplify right side
    4,223.08x = 15,460,991.36
  5. Step 5: Solve for x
    x = 15,460,991.36/4,223.08
  6. Step 6: Final answer
    x = 3,661.07

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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.