Home / 3,621.72-4,997.34-2,224.92

Finding the Fourth Proportional to 3,621.72, 4,997.34 and 2,224.92

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Solution

The fourth proportional to 3,621.72, 4,997.34 and 2,224.92 is: 3,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.72 : 4,997.34 = 2,224.92 : x
  2. Step 2: Convert to fraction form
    3,621.72/4,997.34 = 2,224.92/x
  3. Step 3: Cross multiply
    3,621.72x = 4,997.34 × 2,224.92
  4. Step 4: Simplify right side
    3,621.72x = 11,118,681.71
  5. Step 5: Solve for x
    x = 11,118,681.71/3,621.72
  6. Step 6: Final answer
    x = 3,070.00

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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.