Home / 2,848.08-3,931.20-1,669.44

Finding the Fourth Proportional to 2,848.08, 3,931.20 and 1,669.44

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Solution

The fourth proportional to 2,848.08, 3,931.20 and 1,669.44 is: 2,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.08 : 3,931.20 = 1,669.44 : x
  2. Step 2: Convert to fraction form
    2,848.08/3,931.20 = 1,669.44/x
  3. Step 3: Cross multiply
    2,848.08x = 3,931.20 × 1,669.44
  4. Step 4: Simplify right side
    2,848.08x = 6,562,902.53
  5. Step 5: Solve for x
    x = 6,562,902.53/2,848.08
  6. Step 6: Final answer
    x = 2,304.33

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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.