Home / 3,461.96-4,777.25-1,890.06

Finding the Fourth Proportional to 3,461.96, 4,777.25 and 1,890.06

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Solution

The fourth proportional to 3,461.96, 4,777.25 and 1,890.06 is: 2,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.96 : 4,777.25 = 1,890.06 : x
  2. Step 2: Convert to fraction form
    3,461.96/4,777.25 = 1,890.06/x
  3. Step 3: Cross multiply
    3,461.96x = 4,777.25 × 1,890.06
  4. Step 4: Simplify right side
    3,461.96x = 9,029,261.77
  5. Step 5: Solve for x
    x = 9,029,261.77/3,461.96
  6. Step 6: Final answer
    x = 2,608.13

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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.