Home / 3,085.84-4,258.44-1,669.52

Finding the Fourth Proportional to 3,085.84, 4,258.44 and 1,669.52

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Solution

The fourth proportional to 3,085.84, 4,258.44 and 1,669.52 is: 2,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.84 : 4,258.44 = 1,669.52 : x
  2. Step 2: Convert to fraction form
    3,085.84/4,258.44 = 1,669.52/x
  3. Step 3: Cross multiply
    3,085.84x = 4,258.44 × 1,669.52
  4. Step 4: Simplify right side
    3,085.84x = 7,109,561.39
  5. Step 5: Solve for x
    x = 7,109,561.39/3,085.84
  6. Step 6: Final answer
    x = 2,303.93

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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.