Home / 3,506.53-5,258.26-1,313.72

Finding the Fourth Proportional to 3,506.53, 5,258.26 and 1,313.72

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Solution

The fourth proportional to 3,506.53, 5,258.26 and 1,313.72 is: 1,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.53 : 5,258.26 = 1,313.72 : x
  2. Step 2: Convert to fraction form
    3,506.53/5,258.26 = 1,313.72/x
  3. Step 3: Cross multiply
    3,506.53x = 5,258.26 × 1,313.72
  4. Step 4: Simplify right side
    3,506.53x = 6,907,881.33
  5. Step 5: Solve for x
    x = 6,907,881.33/3,506.53
  6. Step 6: Final answer
    x = 1,970.00

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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.