Home / 1,849.02-2,758.40-1,615.74

Finding the Fourth Proportional to 1,849.02, 2,758.40 and 1,615.74

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Solution

The fourth proportional to 1,849.02, 2,758.40 and 1,615.74 is: 2,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.02 : 2,758.40 = 1,615.74 : x
  2. Step 2: Convert to fraction form
    1,849.02/2,758.40 = 1,615.74/x
  3. Step 3: Cross multiply
    1,849.02x = 2,758.40 × 1,615.74
  4. Step 4: Simplify right side
    1,849.02x = 4,456,849.14
  5. Step 5: Solve for x
    x = 4,456,849.14/1,849.02
  6. Step 6: Final answer
    x = 2,410.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.