Home / 4,653.68-6,421.52-2,664.11

Finding the Fourth Proportional to 4,653.68, 6,421.52 and 2,664.11

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Solution

The fourth proportional to 4,653.68, 6,421.52 and 2,664.11 is: 3,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.68 : 6,421.52 = 2,664.11 : x
  2. Step 2: Convert to fraction form
    4,653.68/6,421.52 = 2,664.11/x
  3. Step 3: Cross multiply
    4,653.68x = 6,421.52 × 2,664.11
  4. Step 4: Simplify right side
    4,653.68x = 17,107,590.22
  5. Step 5: Solve for x
    x = 17,107,590.22/4,653.68
  6. Step 6: Final answer
    x = 3,676.15

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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.