Home / 5,055.61-7,584.23-1,768.63

Finding the Fourth Proportional to 5,055.61, 7,584.23 and 1,768.63

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Solution

The fourth proportional to 5,055.61, 7,584.23 and 1,768.63 is: 2,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.61 : 7,584.23 = 1,768.63 : x
  2. Step 2: Convert to fraction form
    5,055.61/7,584.23 = 1,768.63/x
  3. Step 3: Cross multiply
    5,055.61x = 7,584.23 × 1,768.63
  4. Step 4: Simplify right side
    5,055.61x = 13,413,696.70
  5. Step 5: Solve for x
    x = 13,413,696.70/5,055.61
  6. Step 6: Final answer
    x = 2,653.23

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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.