Home / 2,903.32-4,006.58-1,577.06

Finding the Fourth Proportional to 2,903.32, 4,006.58 and 1,577.06

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Solution

The fourth proportional to 2,903.32, 4,006.58 and 1,577.06 is: 2,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.32 : 4,006.58 = 1,577.06 : x
  2. Step 2: Convert to fraction form
    2,903.32/4,006.58 = 1,577.06/x
  3. Step 3: Cross multiply
    2,903.32x = 4,006.58 × 1,577.06
  4. Step 4: Simplify right side
    2,903.32x = 6,318,589.14
  5. Step 5: Solve for x
    x = 6,318,589.14/2,903.32
  6. Step 6: Final answer
    x = 2,176.33

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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.