Home / 2,370.45-3,271.07-1,322.49

Finding the Fourth Proportional to 2,370.45, 3,271.07 and 1,322.49

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Solution

The fourth proportional to 2,370.45, 3,271.07 and 1,322.49 is: 1,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.45 : 3,271.07 = 1,322.49 : x
  2. Step 2: Convert to fraction form
    2,370.45/3,271.07 = 1,322.49/x
  3. Step 3: Cross multiply
    2,370.45x = 3,271.07 × 1,322.49
  4. Step 4: Simplify right side
    2,370.45x = 4,325,950.75
  5. Step 5: Solve for x
    x = 4,325,950.75/2,370.45
  6. Step 6: Final answer
    x = 1,824.95

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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.