Home / 3,053.18-4,580.16-1,078.36

Finding the Fourth Proportional to 3,053.18, 4,580.16 and 1,078.36

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Solution

The fourth proportional to 3,053.18, 4,580.16 and 1,078.36 is: 1,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.18 : 4,580.16 = 1,078.36 : x
  2. Step 2: Convert to fraction form
    3,053.18/4,580.16 = 1,078.36/x
  3. Step 3: Cross multiply
    3,053.18x = 4,580.16 × 1,078.36
  4. Step 4: Simplify right side
    3,053.18x = 4,939,061.34
  5. Step 5: Solve for x
    x = 4,939,061.34/3,053.18
  6. Step 6: Final answer
    x = 1,617.68

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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.