Home / 3,506.64-5,258.42-1,313.83

Finding the Fourth Proportional to 3,506.64, 5,258.42 and 1,313.83

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Solution

The fourth proportional to 3,506.64, 5,258.42 and 1,313.83 is: 1,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.64 : 5,258.42 = 1,313.83 : x
  2. Step 2: Convert to fraction form
    3,506.64/5,258.42 = 1,313.83/x
  3. Step 3: Cross multiply
    3,506.64x = 5,258.42 × 1,313.83
  4. Step 4: Simplify right side
    3,506.64x = 6,908,669.95
  5. Step 5: Solve for x
    x = 6,908,669.95/3,506.64
  6. Step 6: Final answer
    x = 1,970.17

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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.