Home / 4,460.09-6,690.20-3,421.94

Finding the Fourth Proportional to 4,460.09, 6,690.20 and 3,421.94

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Solution

The fourth proportional to 4,460.09, 6,690.20 and 3,421.94 is: 5,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.09 : 6,690.20 = 3,421.94 : x
  2. Step 2: Convert to fraction form
    4,460.09/6,690.20 = 3,421.94/x
  3. Step 3: Cross multiply
    4,460.09x = 6,690.20 × 3,421.94
  4. Step 4: Simplify right side
    4,460.09x = 22,893,412.43
  5. Step 5: Solve for x
    x = 22,893,412.43/4,460.09
  6. Step 6: Final answer
    x = 5,132.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.