Home / 1,902.01-2,851.23-975.51

Finding the Fourth Proportional to 1,902.01, 2,851.23 and 975.51

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Solution

The fourth proportional to 1,902.01, 2,851.23 and 975.51 is: 1,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.01 : 2,851.23 = 975.51 : x
  2. Step 2: Convert to fraction form
    1,902.01/2,851.23 = 975.51/x
  3. Step 3: Cross multiply
    1,902.01x = 2,851.23 × 975.51
  4. Step 4: Simplify right side
    1,902.01x = 2,781,406.94
  5. Step 5: Solve for x
    x = 2,781,406.94/1,902.01
  6. Step 6: Final answer
    x = 1,462.36

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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.