Home / 2,971.23-4,457.91-1,803.62

Finding the Fourth Proportional to 2,971.23, 4,457.91 and 1,803.62

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Solution

The fourth proportional to 2,971.23, 4,457.91 and 1,803.62 is: 2,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.23 : 4,457.91 = 1,803.62 : x
  2. Step 2: Convert to fraction form
    2,971.23/4,457.91 = 1,803.62/x
  3. Step 3: Cross multiply
    2,971.23x = 4,457.91 × 1,803.62
  4. Step 4: Simplify right side
    2,971.23x = 8,040,363.39
  5. Step 5: Solve for x
    x = 8,040,363.39/2,971.23
  6. Step 6: Final answer
    x = 2,706.07

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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.