Home / 3,230.02-4,845.03-1,038.79

Finding the Fourth Proportional to 3,230.02, 4,845.03 and 1,038.79

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Solution

The fourth proportional to 3,230.02, 4,845.03 and 1,038.79 is: 1,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.02 : 4,845.03 = 1,038.79 : x
  2. Step 2: Convert to fraction form
    3,230.02/4,845.03 = 1,038.79/x
  3. Step 3: Cross multiply
    3,230.02x = 4,845.03 × 1,038.79
  4. Step 4: Simplify right side
    3,230.02x = 5,032,968.71
  5. Step 5: Solve for x
    x = 5,032,968.71/3,230.02
  6. Step 6: Final answer
    x = 1,558.19

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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.