Home / 3,085.54-4,258.03-1,669.22

Finding the Fourth Proportional to 3,085.54, 4,258.03 and 1,669.22

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Solution

The fourth proportional to 3,085.54, 4,258.03 and 1,669.22 is: 2,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.54 : 4,258.03 = 1,669.22 : x
  2. Step 2: Convert to fraction form
    3,085.54/4,258.03 = 1,669.22/x
  3. Step 3: Cross multiply
    3,085.54x = 4,258.03 × 1,669.22
  4. Step 4: Simplify right side
    3,085.54x = 7,107,580.49
  5. Step 5: Solve for x
    x = 7,107,580.49/3,085.54
  6. Step 6: Final answer
    x = 2,303.52

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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.