Home / 4,190.74-5,783.20-2,302.32

Finding the Fourth Proportional to 4,190.74, 5,783.20 and 2,302.32

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Solution

The fourth proportional to 4,190.74, 5,783.20 and 2,302.32 is: 3,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.74 : 5,783.20 = 2,302.32 : x
  2. Step 2: Convert to fraction form
    4,190.74/5,783.20 = 2,302.32/x
  3. Step 3: Cross multiply
    4,190.74x = 5,783.20 × 2,302.32
  4. Step 4: Simplify right side
    4,190.74x = 13,314,792.96
  5. Step 5: Solve for x
    x = 13,314,792.96/4,190.74
  6. Step 6: Final answer
    x = 3,177.20

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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.