Home / 1,838.06-2,535.80-1,051.68

Finding the Fourth Proportional to 1,838.06, 2,535.80 and 1,051.68

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Solution

The fourth proportional to 1,838.06, 2,535.80 and 1,051.68 is: 1,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.06 : 2,535.80 = 1,051.68 : x
  2. Step 2: Convert to fraction form
    1,838.06/2,535.80 = 1,051.68/x
  3. Step 3: Cross multiply
    1,838.06x = 2,535.80 × 1,051.68
  4. Step 4: Simplify right side
    1,838.06x = 2,666,844.89
  5. Step 5: Solve for x
    x = 2,666,844.89/1,838.06
  6. Step 6: Final answer
    x = 1,450.91

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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.