Home / 2,345.49-3,521.79-1,862.46

Finding the Fourth Proportional to 2,345.49, 3,521.79 and 1,862.46

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Solution

The fourth proportional to 2,345.49, 3,521.79 and 1,862.46 is: 2,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.49 : 3,521.79 = 1,862.46 : x
  2. Step 2: Convert to fraction form
    2,345.49/3,521.79 = 1,862.46/x
  3. Step 3: Cross multiply
    2,345.49x = 3,521.79 × 1,862.46
  4. Step 4: Simplify right side
    2,345.49x = 6,559,193.00
  5. Step 5: Solve for x
    x = 6,559,193.00/2,345.49
  6. Step 6: Final answer
    x = 2,796.51

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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.