Home / 8,881.92-13,330.94-4,725.40

Finding the Fourth Proportional to 8,881.92, 13,330.94 and 4,725.40

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Solution

The fourth proportional to 8,881.92, 13,330.94 and 4,725.40 is: 7,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.92 : 13,330.94 = 4,725.40 : x
  2. Step 2: Convert to fraction form
    8,881.92/13,330.94 = 4,725.40/x
  3. Step 3: Cross multiply
    8,881.92x = 13,330.94 × 4,725.40
  4. Step 4: Simplify right side
    8,881.92x = 62,994,043.89
  5. Step 5: Solve for x
    x = 62,994,043.89/8,881.92
  6. Step 6: Final answer
    x = 7,092.39

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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.