Home / 8,945.48-12,344.52-4,966.49

Finding the Fourth Proportional to 8,945.48, 12,344.52 and 4,966.49

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Solution

The fourth proportional to 8,945.48, 12,344.52 and 4,966.49 is: 6,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.48 : 12,344.52 = 4,966.49 : x
  2. Step 2: Convert to fraction form
    8,945.48/12,344.52 = 4,966.49/x
  3. Step 3: Cross multiply
    8,945.48x = 12,344.52 × 4,966.49
  4. Step 4: Simplify right side
    8,945.48x = 61,308,935.13
  5. Step 5: Solve for x
    x = 61,308,935.13/8,945.48
  6. Step 6: Final answer
    x = 6,853.62

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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.