Home / 2,288.22-3,157.08-1,343.52

Finding the Fourth Proportional to 2,288.22, 3,157.08 and 1,343.52

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Solution

The fourth proportional to 2,288.22, 3,157.08 and 1,343.52 is: 1,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.22 : 3,157.08 = 1,343.52 : x
  2. Step 2: Convert to fraction form
    2,288.22/3,157.08 = 1,343.52/x
  3. Step 3: Cross multiply
    2,288.22x = 3,157.08 × 1,343.52
  4. Step 4: Simplify right side
    2,288.22x = 4,241,600.12
  5. Step 5: Solve for x
    x = 4,241,600.12/2,288.22
  6. Step 6: Final answer
    x = 1,853.67

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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.