Home / 1,539.02-2,124.79-1,096.16

Finding the Fourth Proportional to 1,539.02, 2,124.79 and 1,096.16

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Solution

The fourth proportional to 1,539.02, 2,124.79 and 1,096.16 is: 1,513.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.02 : 2,124.79 = 1,096.16 : x
  2. Step 2: Convert to fraction form
    1,539.02/2,124.79 = 1,096.16/x
  3. Step 3: Cross multiply
    1,539.02x = 2,124.79 × 1,096.16
  4. Step 4: Simplify right side
    1,539.02x = 2,329,096.44
  5. Step 5: Solve for x
    x = 2,329,096.44/1,539.02
  6. Step 6: Final answer
    x = 1,513.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.