Home / 2,036.63-2,810.55-1,105.13

Finding the Fourth Proportional to 2,036.63, 2,810.55 and 1,105.13

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Solution

The fourth proportional to 2,036.63, 2,810.55 and 1,105.13 is: 1,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.63 : 2,810.55 = 1,105.13 : x
  2. Step 2: Convert to fraction form
    2,036.63/2,810.55 = 1,105.13/x
  3. Step 3: Cross multiply
    2,036.63x = 2,810.55 × 1,105.13
  4. Step 4: Simplify right side
    2,036.63x = 3,106,009.07
  5. Step 5: Solve for x
    x = 3,106,009.07/2,036.63
  6. Step 6: Final answer
    x = 1,525.08

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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.