Home / 3,468.36-4,785.66-2,071.56

Finding the Fourth Proportional to 3,468.36, 4,785.66 and 2,071.56

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Solution

The fourth proportional to 3,468.36, 4,785.66 and 2,071.56 is: 2,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.36 : 4,785.66 = 2,071.56 : x
  2. Step 2: Convert to fraction form
    3,468.36/4,785.66 = 2,071.56/x
  3. Step 3: Cross multiply
    3,468.36x = 4,785.66 × 2,071.56
  4. Step 4: Simplify right side
    3,468.36x = 9,913,781.83
  5. Step 5: Solve for x
    x = 9,913,781.83/3,468.36
  6. Step 6: Final answer
    x = 2,858.35

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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.