Home / 4,201.64-6,302.46-1,123.64

Finding the Fourth Proportional to 4,201.64, 6,302.46 and 1,123.64

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Solution

The fourth proportional to 4,201.64, 6,302.46 and 1,123.64 is: 1,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,201.64 : 6,302.46 = 1,123.64 : x
  2. Step 2: Convert to fraction form
    4,201.64/6,302.46 = 1,123.64/x
  3. Step 3: Cross multiply
    4,201.64x = 6,302.46 × 1,123.64
  4. Step 4: Simplify right side
    4,201.64x = 7,081,696.15
  5. Step 5: Solve for x
    x = 7,081,696.15/4,201.64
  6. Step 6: Final answer
    x = 1,685.46

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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.