Home / 4,642.64-6,406.80-2,546.88

Finding the Fourth Proportional to 4,642.64, 6,406.80 and 2,546.88

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Solution

The fourth proportional to 4,642.64, 6,406.80 and 2,546.88 is: 3,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.64 : 6,406.80 = 2,546.88 : x
  2. Step 2: Convert to fraction form
    4,642.64/6,406.80 = 2,546.88/x
  3. Step 3: Cross multiply
    4,642.64x = 6,406.80 × 2,546.88
  4. Step 4: Simplify right side
    4,642.64x = 16,317,350.78
  5. Step 5: Solve for x
    x = 16,317,350.78/4,642.64
  6. Step 6: Final answer
    x = 3,514.67

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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.