Home / 2,370.58-3,271.11-1,322.57

Finding the Fourth Proportional to 2,370.58, 3,271.11 and 1,322.57

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Solution

The fourth proportional to 2,370.58, 3,271.11 and 1,322.57 is: 1,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.58 : 3,271.11 = 1,322.57 : x
  2. Step 2: Convert to fraction form
    2,370.58/3,271.11 = 1,322.57/x
  3. Step 3: Cross multiply
    2,370.58x = 3,271.11 × 1,322.57
  4. Step 4: Simplify right side
    2,370.58x = 4,326,271.95
  5. Step 5: Solve for x
    x = 4,326,271.95/2,370.58
  6. Step 6: Final answer
    x = 1,824.98

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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.