Home / 8,266.63-11,408.21-4,730.98

Finding the Fourth Proportional to 8,266.63, 11,408.21 and 4,730.98

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Solution

The fourth proportional to 8,266.63, 11,408.21 and 4,730.98 is: 6,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.63 : 11,408.21 = 4,730.98 : x
  2. Step 2: Convert to fraction form
    8,266.63/11,408.21 = 4,730.98/x
  3. Step 3: Cross multiply
    8,266.63x = 11,408.21 × 4,730.98
  4. Step 4: Simplify right side
    8,266.63x = 53,972,013.35
  5. Step 5: Solve for x
    x = 53,972,013.35/8,266.63
  6. Step 6: Final answer
    x = 6,528.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.