Home / 8,263.79-12,383.37-4,567.07

Finding the Fourth Proportional to 8,263.79, 12,383.37 and 4,567.07

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Solution

The fourth proportional to 8,263.79, 12,383.37 and 4,567.07 is: 6,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.79 : 12,383.37 = 4,567.07 : x
  2. Step 2: Convert to fraction form
    8,263.79/12,383.37 = 4,567.07/x
  3. Step 3: Cross multiply
    8,263.79x = 12,383.37 × 4,567.07
  4. Step 4: Simplify right side
    8,263.79x = 56,555,717.63
  5. Step 5: Solve for x
    x = 56,555,717.63/8,263.79
  6. Step 6: Final answer
    x = 6,843.80

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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.