Home / 4,653.26-6,421.54-2,528.80

Finding the Fourth Proportional to 4,653.26, 6,421.54 and 2,528.80

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Solution

The fourth proportional to 4,653.26, 6,421.54 and 2,528.80 is: 3,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.26 : 6,421.54 = 2,528.80 : x
  2. Step 2: Convert to fraction form
    4,653.26/6,421.54 = 2,528.80/x
  3. Step 3: Cross multiply
    4,653.26x = 6,421.54 × 2,528.80
  4. Step 4: Simplify right side
    4,653.26x = 16,238,790.35
  5. Step 5: Solve for x
    x = 16,238,790.35/4,653.26
  6. Step 6: Final answer
    x = 3,489.77

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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.