Home / 2,900.23-4,348.51-1,051.31

Finding the Fourth Proportional to 2,900.23, 4,348.51 and 1,051.31

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Solution

The fourth proportional to 2,900.23, 4,348.51 and 1,051.31 is: 1,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.23 : 4,348.51 = 1,051.31 : x
  2. Step 2: Convert to fraction form
    2,900.23/4,348.51 = 1,051.31/x
  3. Step 3: Cross multiply
    2,900.23x = 4,348.51 × 1,051.31
  4. Step 4: Simplify right side
    2,900.23x = 4,571,640.29
  5. Step 5: Solve for x
    x = 4,571,640.29/2,900.23
  6. Step 6: Final answer
    x = 1,576.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.