Home / 2,903.06-4,006.25-1,576.79

Finding the Fourth Proportional to 2,903.06, 4,006.25 and 1,576.79

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Solution

The fourth proportional to 2,903.06, 4,006.25 and 1,576.79 is: 2,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.06 : 4,006.25 = 1,576.79 : x
  2. Step 2: Convert to fraction form
    2,903.06/4,006.25 = 1,576.79/x
  3. Step 3: Cross multiply
    2,903.06x = 4,006.25 × 1,576.79
  4. Step 4: Simplify right side
    2,903.06x = 6,317,004.92
  5. Step 5: Solve for x
    x = 6,317,004.92/2,903.06
  6. Step 6: Final answer
    x = 2,175.98

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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.