Home / 1,891.18-2,609.67-1,094.26

Finding the Fourth Proportional to 1,891.18, 2,609.67 and 1,094.26

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Solution

The fourth proportional to 1,891.18, 2,609.67 and 1,094.26 is: 1,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.18 : 2,609.67 = 1,094.26 : x
  2. Step 2: Convert to fraction form
    1,891.18/2,609.67 = 1,094.26/x
  3. Step 3: Cross multiply
    1,891.18x = 2,609.67 × 1,094.26
  4. Step 4: Simplify right side
    1,891.18x = 2,855,657.49
  5. Step 5: Solve for x
    x = 2,855,657.49/1,891.18
  6. Step 6: Final answer
    x = 1,509.99

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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.