Home / 3,555.12-5,332.68-958.26

Finding the Fourth Proportional to 3,555.12, 5,332.68 and 958.26

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Solution

The fourth proportional to 3,555.12, 5,332.68 and 958.26 is: 1,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.12 : 5,332.68 = 958.26 : x
  2. Step 2: Convert to fraction form
    3,555.12/5,332.68 = 958.26/x
  3. Step 3: Cross multiply
    3,555.12x = 5,332.68 × 958.26
  4. Step 4: Simplify right side
    3,555.12x = 5,110,093.94
  5. Step 5: Solve for x
    x = 5,110,093.94/3,555.12
  6. Step 6: Final answer
    x = 1,437.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.