Home / 2,427.08-3,637.57-1,038.77

Finding the Fourth Proportional to 2,427.08, 3,637.57 and 1,038.77

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Solution

The fourth proportional to 2,427.08, 3,637.57 and 1,038.77 is: 1,556.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.08 : 3,637.57 = 1,038.77 : x
  2. Step 2: Convert to fraction form
    2,427.08/3,637.57 = 1,038.77/x
  3. Step 3: Cross multiply
    2,427.08x = 3,637.57 × 1,038.77
  4. Step 4: Simplify right side
    2,427.08x = 3,778,610.93
  5. Step 5: Solve for x
    x = 3,778,610.93/2,427.08
  6. Step 6: Final answer
    x = 1,556.85

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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.