Home / 2,982.61-4,116.08-1,656.25

Finding the Fourth Proportional to 2,982.61, 4,116.08 and 1,656.25

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Solution

The fourth proportional to 2,982.61, 4,116.08 and 1,656.25 is: 2,285.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.61 : 4,116.08 = 1,656.25 : x
  2. Step 2: Convert to fraction form
    2,982.61/4,116.08 = 1,656.25/x
  3. Step 3: Cross multiply
    2,982.61x = 4,116.08 × 1,656.25
  4. Step 4: Simplify right side
    2,982.61x = 6,817,257.50
  5. Step 5: Solve for x
    x = 6,817,257.50/2,982.61
  6. Step 6: Final answer
    x = 2,285.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.