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Finding the Fourth Proportional to 8,750.94, 12,076.03 and 4,772.13

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Solution

The fourth proportional to 8,750.94, 12,076.03 and 4,772.13 is: 6,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.94 : 12,076.03 = 4,772.13 : x
  2. Step 2: Convert to fraction form
    8,750.94/12,076.03 = 4,772.13/x
  3. Step 3: Cross multiply
    8,750.94x = 12,076.03 × 4,772.13
  4. Step 4: Simplify right side
    8,750.94x = 57,628,312.73
  5. Step 5: Solve for x
    x = 57,628,312.73/8,750.94
  6. Step 6: Final answer
    x = 6,585.39

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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.