Home / 4,580.75-6,871.16-1,118.00

Finding the Fourth Proportional to 4,580.75, 6,871.16 and 1,118.00

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Solution

The fourth proportional to 4,580.75, 6,871.16 and 1,118.00 is: 1,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.75 : 6,871.16 = 1,118.00 : x
  2. Step 2: Convert to fraction form
    4,580.75/6,871.16 = 1,118.00/x
  3. Step 3: Cross multiply
    4,580.75x = 6,871.16 × 1,118.00
  4. Step 4: Simplify right side
    4,580.75x = 7,681,976.85
  5. Step 5: Solve for x
    x = 7,681,976.85/4,580.75
  6. Step 6: Final answer
    x = 1,677.01

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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.