Home / 2,368.95-3,554.45-1,272.03

Finding the Fourth Proportional to 2,368.95, 3,554.45 and 1,272.03

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Solution

The fourth proportional to 2,368.95, 3,554.45 and 1,272.03 is: 1,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.95 : 3,554.45 = 1,272.03 : x
  2. Step 2: Convert to fraction form
    2,368.95/3,554.45 = 1,272.03/x
  3. Step 3: Cross multiply
    2,368.95x = 3,554.45 × 1,272.03
  4. Step 4: Simplify right side
    2,368.95x = 4,521,367.03
  5. Step 5: Solve for x
    x = 4,521,367.03/2,368.95
  6. Step 6: Final answer
    x = 1,908.60

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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.