Home / 8,828.31-13,242.93-3,898.02

Finding the Fourth Proportional to 8,828.31, 13,242.93 and 3,898.02

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Solution

The fourth proportional to 8,828.31, 13,242.93 and 3,898.02 is: 5,847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.31 : 13,242.93 = 3,898.02 : x
  2. Step 2: Convert to fraction form
    8,828.31/13,242.93 = 3,898.02/x
  3. Step 3: Cross multiply
    8,828.31x = 13,242.93 × 3,898.02
  4. Step 4: Simplify right side
    8,828.31x = 51,621,206.00
  5. Step 5: Solve for x
    x = 51,621,206.00/8,828.31
  6. Step 6: Final answer
    x = 5,847.24

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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.