Home / 4,178.42-5,766.37-2,386.19

Finding the Fourth Proportional to 4,178.42, 5,766.37 and 2,386.19

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Solution

The fourth proportional to 4,178.42, 5,766.37 and 2,386.19 is: 3,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.42 : 5,766.37 = 2,386.19 : x
  2. Step 2: Convert to fraction form
    4,178.42/5,766.37 = 2,386.19/x
  3. Step 3: Cross multiply
    4,178.42x = 5,766.37 × 2,386.19
  4. Step 4: Simplify right side
    4,178.42x = 13,759,638.77
  5. Step 5: Solve for x
    x = 13,759,638.77/4,178.42
  6. Step 6: Final answer
    x = 3,293.03

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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.