Home / 2,946.32-4,065.36-1,766.96

Finding the Fourth Proportional to 2,946.32, 4,065.36 and 1,766.96

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Solution

The fourth proportional to 2,946.32, 4,065.36 and 1,766.96 is: 2,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.32 : 4,065.36 = 1,766.96 : x
  2. Step 2: Convert to fraction form
    2,946.32/4,065.36 = 1,766.96/x
  3. Step 3: Cross multiply
    2,946.32x = 4,065.36 × 1,766.96
  4. Step 4: Simplify right side
    2,946.32x = 7,183,328.51
  5. Step 5: Solve for x
    x = 7,183,328.51/2,946.32
  6. Step 6: Final answer
    x = 2,438.07

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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.