Home / 1,871.18-2,806.77-1,460.67

Finding the Fourth Proportional to 1,871.18, 2,806.77 and 1,460.67

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Solution

The fourth proportional to 1,871.18, 2,806.77 and 1,460.67 is: 2,190.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871.18 : 2,806.77 = 1,460.67 : x
  2. Step 2: Convert to fraction form
    1,871.18/2,806.77 = 1,460.67/x
  3. Step 3: Cross multiply
    1,871.18x = 2,806.77 × 1,460.67
  4. Step 4: Simplify right side
    1,871.18x = 4,099,751.47
  5. Step 5: Solve for x
    x = 4,099,751.47/1,871.18
  6. Step 6: Final answer
    x = 2,190.99

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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.