Home / 8,426.01-12,646.83-4,268.96

Finding the Fourth Proportional to 8,426.01, 12,646.83 and 4,268.96

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Solution

The fourth proportional to 8,426.01, 12,646.83 and 4,268.96 is: 6,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.01 : 12,646.83 = 4,268.96 : x
  2. Step 2: Convert to fraction form
    8,426.01/12,646.83 = 4,268.96/x
  3. Step 3: Cross multiply
    8,426.01x = 12,646.83 × 4,268.96
  4. Step 4: Simplify right side
    8,426.01x = 53,988,811.40
  5. Step 5: Solve for x
    x = 53,988,811.40/8,426.01
  6. Step 6: Final answer
    x = 6,407.40

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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.