Home / 2,804.46-3,870.28-1,626.18

Finding the Fourth Proportional to 2,804.46, 3,870.28 and 1,626.18

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Solution

The fourth proportional to 2,804.46, 3,870.28 and 1,626.18 is: 2,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.46 : 3,870.28 = 1,626.18 : x
  2. Step 2: Convert to fraction form
    2,804.46/3,870.28 = 1,626.18/x
  3. Step 3: Cross multiply
    2,804.46x = 3,870.28 × 1,626.18
  4. Step 4: Simplify right side
    2,804.46x = 6,293,771.93
  5. Step 5: Solve for x
    x = 6,293,771.93/2,804.46
  6. Step 6: Final answer
    x = 2,244.20

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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.