Home / 3,071.77-4,606.36-1,684.71

Finding the Fourth Proportional to 3,071.77, 4,606.36 and 1,684.71

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Solution

The fourth proportional to 3,071.77, 4,606.36 and 1,684.71 is: 2,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.77 : 4,606.36 = 1,684.71 : x
  2. Step 2: Convert to fraction form
    3,071.77/4,606.36 = 1,684.71/x
  3. Step 3: Cross multiply
    3,071.77x = 4,606.36 × 1,684.71
  4. Step 4: Simplify right side
    3,071.77x = 7,760,376.54
  5. Step 5: Solve for x
    x = 7,760,376.54/3,071.77
  6. Step 6: Final answer
    x = 2,526.36

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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.