Home / 2,225.66-3,333.02-1,783.80

Finding the Fourth Proportional to 2,225.66, 3,333.02 and 1,783.80

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Solution

The fourth proportional to 2,225.66, 3,333.02 and 1,783.80 is: 2,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.66 : 3,333.02 = 1,783.80 : x
  2. Step 2: Convert to fraction form
    2,225.66/3,333.02 = 1,783.80/x
  3. Step 3: Cross multiply
    2,225.66x = 3,333.02 × 1,783.80
  4. Step 4: Simplify right side
    2,225.66x = 5,945,432.16
  5. Step 5: Solve for x
    x = 5,945,432.16/2,225.66
  6. Step 6: Final answer
    x = 2,671.32

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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.