Home / 5,319.02-7,982.17-1,856.27

Finding the Fourth Proportional to 5,319.02, 7,982.17 and 1,856.27

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Solution

The fourth proportional to 5,319.02, 7,982.17 and 1,856.27 is: 2,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.02 : 7,982.17 = 1,856.27 : x
  2. Step 2: Convert to fraction form
    5,319.02/7,982.17 = 1,856.27/x
  3. Step 3: Cross multiply
    5,319.02x = 7,982.17 × 1,856.27
  4. Step 4: Simplify right side
    5,319.02x = 14,817,022.80
  5. Step 5: Solve for x
    x = 14,817,022.80/5,319.02
  6. Step 6: Final answer
    x = 2,785.67

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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.