Home / 5,555.94-7,666.43-3,197.63

Finding the Fourth Proportional to 5,555.94, 7,666.43 and 3,197.63

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Solution

The fourth proportional to 5,555.94, 7,666.43 and 3,197.63 is: 4,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.94 : 7,666.43 = 3,197.63 : x
  2. Step 2: Convert to fraction form
    5,555.94/7,666.43 = 3,197.63/x
  3. Step 3: Cross multiply
    5,555.94x = 7,666.43 × 3,197.63
  4. Step 4: Simplify right side
    5,555.94x = 24,514,352.24
  5. Step 5: Solve for x
    x = 24,514,352.24/5,555.94
  6. Step 6: Final answer
    x = 4,412.28

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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.