Home / 2,804.81-4,199.27-1,485.57

Finding the Fourth Proportional to 2,804.81, 4,199.27 and 1,485.57

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Solution

The fourth proportional to 2,804.81, 4,199.27 and 1,485.57 is: 2,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.81 : 4,199.27 = 1,485.57 : x
  2. Step 2: Convert to fraction form
    2,804.81/4,199.27 = 1,485.57/x
  3. Step 3: Cross multiply
    2,804.81x = 4,199.27 × 1,485.57
  4. Step 4: Simplify right side
    2,804.81x = 6,238,309.53
  5. Step 5: Solve for x
    x = 6,238,309.53/2,804.81
  6. Step 6: Final answer
    x = 2,224.15

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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.