Home / 1,461.18-2,016.44-798.02

Finding the Fourth Proportional to 1,461.18, 2,016.44 and 798.02

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Solution

The fourth proportional to 1,461.18, 2,016.44 and 798.02 is: 1,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.18 : 2,016.44 = 798.02 : x
  2. Step 2: Convert to fraction form
    1,461.18/2,016.44 = 798.02/x
  3. Step 3: Cross multiply
    1,461.18x = 2,016.44 × 798.02
  4. Step 4: Simplify right side
    1,461.18x = 1,609,159.45
  5. Step 5: Solve for x
    x = 1,609,159.45/1,461.18
  6. Step 6: Final answer
    x = 1,101.27

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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.