Home / 4,272.01-6,403.92-1,348.32

Finding the Fourth Proportional to 4,272.01, 6,403.92 and 1,348.32

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Solution

The fourth proportional to 4,272.01, 6,403.92 and 1,348.32 is: 2,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.01 : 6,403.92 = 1,348.32 : x
  2. Step 2: Convert to fraction form
    4,272.01/6,403.92 = 1,348.32/x
  3. Step 3: Cross multiply
    4,272.01x = 6,403.92 × 1,348.32
  4. Step 4: Simplify right side
    4,272.01x = 8,634,504.34
  5. Step 5: Solve for x
    x = 8,634,504.34/4,272.01
  6. Step 6: Final answer
    x = 2,021.18

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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.