Home / 3,583.59-5,376.19-1,243.63

Finding the Fourth Proportional to 3,583.59, 5,376.19 and 1,243.63

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Solution

The fourth proportional to 3,583.59, 5,376.19 and 1,243.63 is: 1,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.59 : 5,376.19 = 1,243.63 : x
  2. Step 2: Convert to fraction form
    3,583.59/5,376.19 = 1,243.63/x
  3. Step 3: Cross multiply
    3,583.59x = 5,376.19 × 1,243.63
  4. Step 4: Simplify right side
    3,583.59x = 6,685,991.17
  5. Step 5: Solve for x
    x = 6,685,991.17/3,583.59
  6. Step 6: Final answer
    x = 1,865.72

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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.