Home / 3,845.16-5,763.29-2,088.81

Finding the Fourth Proportional to 3,845.16, 5,763.29 and 2,088.81

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Solution

The fourth proportional to 3,845.16, 5,763.29 and 2,088.81 is: 3,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.16 : 5,763.29 = 2,088.81 : x
  2. Step 2: Convert to fraction form
    3,845.16/5,763.29 = 2,088.81/x
  3. Step 3: Cross multiply
    3,845.16x = 5,763.29 × 2,088.81
  4. Step 4: Simplify right side
    3,845.16x = 12,038,407.34
  5. Step 5: Solve for x
    x = 12,038,407.34/3,845.16
  6. Step 6: Final answer
    x = 3,130.79

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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.