Home / 5,219.02-7,823.06-3,830.28

Finding the Fourth Proportional to 5,219.02, 7,823.06 and 3,830.28

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Solution

The fourth proportional to 5,219.02, 7,823.06 and 3,830.28 is: 5,741.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.02 : 7,823.06 = 3,830.28 : x
  2. Step 2: Convert to fraction form
    5,219.02/7,823.06 = 3,830.28/x
  3. Step 3: Cross multiply
    5,219.02x = 7,823.06 × 3,830.28
  4. Step 4: Simplify right side
    5,219.02x = 29,964,510.26
  5. Step 5: Solve for x
    x = 29,964,510.26/5,219.02
  6. Step 6: Final answer
    x = 5,741.41

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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.