Home / 5,555.37-7,666.41-3,197.51

Finding the Fourth Proportional to 5,555.37, 7,666.41 and 3,197.51

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Solution

The fourth proportional to 5,555.37, 7,666.41 and 3,197.51 is: 4,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.37 : 7,666.41 = 3,197.51 : x
  2. Step 2: Convert to fraction form
    5,555.37/7,666.41 = 3,197.51/x
  3. Step 3: Cross multiply
    5,555.37x = 7,666.41 × 3,197.51
  4. Step 4: Simplify right side
    5,555.37x = 24,513,422.64
  5. Step 5: Solve for x
    x = 24,513,422.64/5,555.37
  6. Step 6: Final answer
    x = 4,412.57

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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.