Home / 2,908.48-4,357.44-2,127.64

Finding the Fourth Proportional to 2,908.48, 4,357.44 and 2,127.64

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Solution

The fourth proportional to 2,908.48, 4,357.44 and 2,127.64 is: 3,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.48 : 4,357.44 = 2,127.64 : x
  2. Step 2: Convert to fraction form
    2,908.48/4,357.44 = 2,127.64/x
  3. Step 3: Cross multiply
    2,908.48x = 4,357.44 × 2,127.64
  4. Step 4: Simplify right side
    2,908.48x = 9,271,063.64
  5. Step 5: Solve for x
    x = 9,271,063.64/2,908.48
  6. Step 6: Final answer
    x = 3,187.60

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1.5x scale

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.