Home / 2,975.27-4,101.98-2,560.08

Finding the Fourth Proportional to 2,975.27, 4,101.98 and 2,560.08

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Solution

The fourth proportional to 2,975.27, 4,101.98 and 2,560.08 is: 3,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.27 : 4,101.98 = 2,560.08 : x
  2. Step 2: Convert to fraction form
    2,975.27/4,101.98 = 2,560.08/x
  3. Step 3: Cross multiply
    2,975.27x = 4,101.98 × 2,560.08
  4. Step 4: Simplify right side
    2,975.27x = 10,501,403.36
  5. Step 5: Solve for x
    x = 10,501,403.36/2,975.27
  6. Step 6: Final answer
    x = 3,529.56

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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.