Home / 1,025.45-1,537.63-367.07

Finding the Fourth Proportional to 1,025.45, 1,537.63 and 367.07

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Solution

The fourth proportional to 1,025.45, 1,537.63 and 367.07 is: 550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.45 : 1,537.63 = 367.07 : x
  2. Step 2: Convert to fraction form
    1,025.45/1,537.63 = 367.07/x
  3. Step 3: Cross multiply
    1,025.45x = 1,537.63 × 367.07
  4. Step 4: Simplify right side
    1,025.45x = 564,409.24
  5. Step 5: Solve for x
    x = 564,409.24/1,025.45
  6. Step 6: Final answer
    x = 550.40

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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.