Home / 8,563.51-11,818.46-5,377.33

Finding the Fourth Proportional to 8,563.51, 11,818.46 and 5,377.33

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Solution

The fourth proportional to 8,563.51, 11,818.46 and 5,377.33 is: 7,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.51 : 11,818.46 = 5,377.33 : x
  2. Step 2: Convert to fraction form
    8,563.51/11,818.46 = 5,377.33/x
  3. Step 3: Cross multiply
    8,563.51x = 11,818.46 × 5,377.33
  4. Step 4: Simplify right side
    8,563.51x = 63,551,732.63
  5. Step 5: Solve for x
    x = 63,551,732.63/8,563.51
  6. Step 6: Final answer
    x = 7,421.22

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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.