Home / 3,055.02-4,224.21-3,005.58

Finding the Fourth Proportional to 3,055.02, 4,224.21 and 3,005.58

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Solution

The fourth proportional to 3,055.02, 4,224.21 and 3,005.58 is: 4,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.02 : 4,224.21 = 3,005.58 : x
  2. Step 2: Convert to fraction form
    3,055.02/4,224.21 = 3,005.58/x
  3. Step 3: Cross multiply
    3,055.02x = 4,224.21 × 3,005.58
  4. Step 4: Simplify right side
    3,055.02x = 12,696,201.09
  5. Step 5: Solve for x
    x = 12,696,201.09/3,055.02
  6. Step 6: Final answer
    x = 4,155.85

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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.