Home / 3,088.93-4,263.39-1,969.62

Finding the Fourth Proportional to 3,088.93, 4,263.39 and 1,969.62

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Solution

The fourth proportional to 3,088.93, 4,263.39 and 1,969.62 is: 2,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.93 : 4,263.39 = 1,969.62 : x
  2. Step 2: Convert to fraction form
    3,088.93/4,263.39 = 1,969.62/x
  3. Step 3: Cross multiply
    3,088.93x = 4,263.39 × 1,969.62
  4. Step 4: Simplify right side
    3,088.93x = 8,397,258.21
  5. Step 5: Solve for x
    x = 8,397,258.21/3,088.93
  6. Step 6: Final answer
    x = 2,718.50

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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.