Home / 2,709.23-3,736.07-1,647.14

Finding the Fourth Proportional to 2,709.23, 3,736.07 and 1,647.14

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Solution

The fourth proportional to 2,709.23, 3,736.07 and 1,647.14 is: 2,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709.23 : 3,736.07 = 1,647.14 : x
  2. Step 2: Convert to fraction form
    2,709.23/3,736.07 = 1,647.14/x
  3. Step 3: Cross multiply
    2,709.23x = 3,736.07 × 1,647.14
  4. Step 4: Simplify right side
    2,709.23x = 6,153,803.42
  5. Step 5: Solve for x
    x = 6,153,803.42/2,709.23
  6. Step 6: Final answer
    x = 2,271.43

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1.5x scale

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.