Home / 3,365.18-5,048.53-1,025.40

Finding the Fourth Proportional to 3,365.18, 5,048.53 and 1,025.40

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Solution

The fourth proportional to 3,365.18, 5,048.53 and 1,025.40 is: 1,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.18 : 5,048.53 = 1,025.40 : x
  2. Step 2: Convert to fraction form
    3,365.18/5,048.53 = 1,025.40/x
  3. Step 3: Cross multiply
    3,365.18x = 5,048.53 × 1,025.40
  4. Step 4: Simplify right side
    3,365.18x = 5,176,762.66
  5. Step 5: Solve for x
    x = 5,176,762.66/3,365.18
  6. Step 6: Final answer
    x = 1,538.33

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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.