Home / 3,332.77-4,599.96-2,138.71

Finding the Fourth Proportional to 3,332.77, 4,599.96 and 2,138.71

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Solution

The fourth proportional to 3,332.77, 4,599.96 and 2,138.71 is: 2,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.77 : 4,599.96 = 2,138.71 : x
  2. Step 2: Convert to fraction form
    3,332.77/4,599.96 = 2,138.71/x
  3. Step 3: Cross multiply
    3,332.77x = 4,599.96 × 2,138.71
  4. Step 4: Simplify right side
    3,332.77x = 9,837,980.45
  5. Step 5: Solve for x
    x = 9,837,980.45/3,332.77
  6. Step 6: Final answer
    x = 2,951.89

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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.