Home / 5,355.69-8,038.15-3,018.00

Finding the Fourth Proportional to 5,355.69, 8,038.15 and 3,018.00

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Solution

The fourth proportional to 5,355.69, 8,038.15 and 3,018.00 is: 4,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.69 : 8,038.15 = 3,018.00 : x
  2. Step 2: Convert to fraction form
    5,355.69/8,038.15 = 3,018.00/x
  3. Step 3: Cross multiply
    5,355.69x = 8,038.15 × 3,018.00
  4. Step 4: Simplify right side
    5,355.69x = 24,259,131.06
  5. Step 5: Solve for x
    x = 24,259,131.06/5,355.69
  6. Step 6: Final answer
    x = 4,529.60

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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.