Home / 2,100.02-3,162.25-1,556.06

Finding the Fourth Proportional to 2,100.02, 3,162.25 and 1,556.06

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Solution

The fourth proportional to 2,100.02, 3,162.25 and 1,556.06 is: 2,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100.02 : 3,162.25 = 1,556.06 : x
  2. Step 2: Convert to fraction form
    2,100.02/3,162.25 = 1,556.06/x
  3. Step 3: Cross multiply
    2,100.02x = 3,162.25 × 1,556.06
  4. Step 4: Simplify right side
    2,100.02x = 4,920,650.74
  5. Step 5: Solve for x
    x = 4,920,650.74/2,100.02
  6. Step 6: Final answer
    x = 2,343.14

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.