Home / 3,612.02-4,981.26-2,491.16

Finding the Fourth Proportional to 3,612.02, 4,981.26 and 2,491.16

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Solution

The fourth proportional to 3,612.02, 4,981.26 and 2,491.16 is: 3,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.02 : 4,981.26 = 2,491.16 : x
  2. Step 2: Convert to fraction form
    3,612.02/4,981.26 = 2,491.16/x
  3. Step 3: Cross multiply
    3,612.02x = 4,981.26 × 2,491.16
  4. Step 4: Simplify right side
    3,612.02x = 12,409,115.66
  5. Step 5: Solve for x
    x = 12,409,115.66/3,612.02
  6. Step 6: Final answer
    x = 3,435.51

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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.