Home / 3,526.43-4,866.68-2,129.63

Finding the Fourth Proportional to 3,526.43, 4,866.68 and 2,129.63

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Solution

The fourth proportional to 3,526.43, 4,866.68 and 2,129.63 is: 2,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.43 : 4,866.68 = 2,129.63 : x
  2. Step 2: Convert to fraction form
    3,526.43/4,866.68 = 2,129.63/x
  3. Step 3: Cross multiply
    3,526.43x = 4,866.68 × 2,129.63
  4. Step 4: Simplify right side
    3,526.43x = 10,364,227.73
  5. Step 5: Solve for x
    x = 10,364,227.73/3,526.43
  6. Step 6: Final answer
    x = 2,939.01

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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.