Home / 8,235.43-11,364.17-4,877.68

Finding the Fourth Proportional to 8,235.43, 11,364.17 and 4,877.68

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Solution

The fourth proportional to 8,235.43, 11,364.17 and 4,877.68 is: 6,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.43 : 11,364.17 = 4,877.68 : x
  2. Step 2: Convert to fraction form
    8,235.43/11,364.17 = 4,877.68/x
  3. Step 3: Cross multiply
    8,235.43x = 11,364.17 × 4,877.68
  4. Step 4: Simplify right side
    8,235.43x = 55,430,703.52
  5. Step 5: Solve for x
    x = 55,430,703.52/8,235.43
  6. Step 6: Final answer
    x = 6,730.76

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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.