Home / 8,945.88-12,343.09-4,966.00

Finding the Fourth Proportional to 8,945.88, 12,343.09 and 4,966.00

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Solution

The fourth proportional to 8,945.88, 12,343.09 and 4,966.00 is: 6,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.88 : 12,343.09 = 4,966.00 : x
  2. Step 2: Convert to fraction form
    8,945.88/12,343.09 = 4,966.00/x
  3. Step 3: Cross multiply
    8,945.88x = 12,343.09 × 4,966.00
  4. Step 4: Simplify right side
    8,945.88x = 61,295,698.39
  5. Step 5: Solve for x
    x = 61,295,698.39/8,945.88
  6. Step 6: Final answer
    x = 6,851.84

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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.