Home / 2,900.27-4,002.35-1,573.94

Finding the Fourth Proportional to 2,900.27, 4,002.35 and 1,573.94

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Solution

The fourth proportional to 2,900.27, 4,002.35 and 1,573.94 is: 2,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.27 : 4,002.35 = 1,573.94 : x
  2. Step 2: Convert to fraction form
    2,900.27/4,002.35 = 1,573.94/x
  3. Step 3: Cross multiply
    2,900.27x = 4,002.35 × 1,573.94
  4. Step 4: Simplify right side
    2,900.27x = 6,299,460.90
  5. Step 5: Solve for x
    x = 6,299,460.90/2,900.27
  6. Step 6: Final answer
    x = 2,172.03

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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.