Home / 8,266.01-12,397.39-2,421.05

Finding the Fourth Proportional to 8,266.01, 12,397.39 and 2,421.05

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Solution

The fourth proportional to 8,266.01, 12,397.39 and 2,421.05 is: 3,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.01 : 12,397.39 = 2,421.05 : x
  2. Step 2: Convert to fraction form
    8,266.01/12,397.39 = 2,421.05/x
  3. Step 3: Cross multiply
    8,266.01x = 12,397.39 × 2,421.05
  4. Step 4: Simplify right side
    8,266.01x = 30,014,633.02
  5. Step 5: Solve for x
    x = 30,014,633.02/8,266.01
  6. Step 6: Final answer
    x = 3,631.09

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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.