Home / 8,461.09-11,668.70-5,473.81

Finding the Fourth Proportional to 8,461.09, 11,668.70 and 5,473.81

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Solution

The fourth proportional to 8,461.09, 11,668.70 and 5,473.81 is: 7,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.09 : 11,668.70 = 5,473.81 : x
  2. Step 2: Convert to fraction form
    8,461.09/11,668.70 = 5,473.81/x
  3. Step 3: Cross multiply
    8,461.09x = 11,668.70 × 5,473.81
  4. Step 4: Simplify right side
    8,461.09x = 63,872,161.03
  5. Step 5: Solve for x
    x = 63,872,161.03/8,461.09
  6. Step 6: Final answer
    x = 7,548.93

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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.