Home / 4,653.13-6,421.26-2,557.12

Finding the Fourth Proportional to 4,653.13, 6,421.26 and 2,557.12

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Solution

The fourth proportional to 4,653.13, 6,421.26 and 2,557.12 is: 3,528.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.13 : 6,421.26 = 2,557.12 : x
  2. Step 2: Convert to fraction form
    4,653.13/6,421.26 = 2,557.12/x
  3. Step 3: Cross multiply
    4,653.13x = 6,421.26 × 2,557.12
  4. Step 4: Simplify right side
    4,653.13x = 16,419,932.37
  5. Step 5: Solve for x
    x = 16,419,932.37/4,653.13
  6. Step 6: Final answer
    x = 3,528.79

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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.