Home / 3,142.19-4,336.03-1,883.35

Finding the Fourth Proportional to 3,142.19, 4,336.03 and 1,883.35

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Solution

The fourth proportional to 3,142.19, 4,336.03 and 1,883.35 is: 2,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.19 : 4,336.03 = 1,883.35 : x
  2. Step 2: Convert to fraction form
    3,142.19/4,336.03 = 1,883.35/x
  3. Step 3: Cross multiply
    3,142.19x = 4,336.03 × 1,883.35
  4. Step 4: Simplify right side
    3,142.19x = 8,166,269.87
  5. Step 5: Solve for x
    x = 8,166,269.87/3,142.19
  6. Step 6: Final answer
    x = 2,598.91

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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.