Home / 5,220.08-7,822.84-3,752.36

Finding the Fourth Proportional to 5,220.08, 7,822.84 and 3,752.36

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Solution

The fourth proportional to 5,220.08, 7,822.84 and 3,752.36 is: 5,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.08 : 7,822.84 = 3,752.36 : x
  2. Step 2: Convert to fraction form
    5,220.08/7,822.84 = 3,752.36/x
  3. Step 3: Cross multiply
    5,220.08x = 7,822.84 × 3,752.36
  4. Step 4: Simplify right side
    5,220.08x = 29,354,111.90
  5. Step 5: Solve for x
    x = 29,354,111.90/5,220.08
  6. Step 6: Final answer
    x = 5,623.31

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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.