Home / 4,580.92-6,871.40-1,118.17

Finding the Fourth Proportional to 4,580.92, 6,871.40 and 1,118.17

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Solution

The fourth proportional to 4,580.92, 6,871.40 and 1,118.17 is: 1,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.92 : 6,871.40 = 1,118.17 : x
  2. Step 2: Convert to fraction form
    4,580.92/6,871.40 = 1,118.17/x
  3. Step 3: Cross multiply
    4,580.92x = 6,871.40 × 1,118.17
  4. Step 4: Simplify right side
    4,580.92x = 7,683,393.34
  5. Step 5: Solve for x
    x = 7,683,393.34/4,580.92
  6. Step 6: Final answer
    x = 1,677.26

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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.