Home / 8,457.30-11,673.59-5,473.06

Finding the Fourth Proportional to 8,457.30, 11,673.59 and 5,473.06

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Solution

The fourth proportional to 8,457.30, 11,673.59 and 5,473.06 is: 7,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.30 : 11,673.59 = 5,473.06 : x
  2. Step 2: Convert to fraction form
    8,457.30/11,673.59 = 5,473.06/x
  3. Step 3: Cross multiply
    8,457.30x = 11,673.59 × 5,473.06
  4. Step 4: Simplify right side
    8,457.30x = 63,890,201.94
  5. Step 5: Solve for x
    x = 63,890,201.94/8,457.30
  6. Step 6: Final answer
    x = 7,554.44

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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.