Home / 2,900.65-4,349.94-1,051.29

Finding the Fourth Proportional to 2,900.65, 4,349.94 and 1,051.29

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Solution

The fourth proportional to 2,900.65, 4,349.94 and 1,051.29 is: 1,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.65 : 4,349.94 = 1,051.29 : x
  2. Step 2: Convert to fraction form
    2,900.65/4,349.94 = 1,051.29/x
  3. Step 3: Cross multiply
    2,900.65x = 4,349.94 × 1,051.29
  4. Step 4: Simplify right side
    2,900.65x = 4,573,048.42
  5. Step 5: Solve for x
    x = 4,573,048.42/2,900.65
  6. Step 6: Final answer
    x = 1,576.56

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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.