Home / 8,459.09-11,673.86-4,631.00

Finding the Fourth Proportional to 8,459.09, 11,673.86 and 4,631.00

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Solution

The fourth proportional to 8,459.09, 11,673.86 and 4,631.00 is: 6,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.09 : 11,673.86 = 4,631.00 : x
  2. Step 2: Convert to fraction form
    8,459.09/11,673.86 = 4,631.00/x
  3. Step 3: Cross multiply
    8,459.09x = 11,673.86 × 4,631.00
  4. Step 4: Simplify right side
    8,459.09x = 54,061,616.48
  5. Step 5: Solve for x
    x = 54,061,616.48/8,459.09
  6. Step 6: Final answer
    x = 6,390.95

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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.