Home / 1,815.01-2,722.39-1,064.93

Finding the Fourth Proportional to 1,815.01, 2,722.39 and 1,064.93

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Solution

The fourth proportional to 1,815.01, 2,722.39 and 1,064.93 is: 1,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.01 : 2,722.39 = 1,064.93 : x
  2. Step 2: Convert to fraction form
    1,815.01/2,722.39 = 1,064.93/x
  3. Step 3: Cross multiply
    1,815.01x = 2,722.39 × 1,064.93
  4. Step 4: Simplify right side
    1,815.01x = 2,899,138.51
  5. Step 5: Solve for x
    x = 2,899,138.51/1,815.01
  6. Step 6: Final answer
    x = 1,597.31

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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.