Home / 3,932.40-5,897.16-1,623.12

Finding the Fourth Proportional to 3,932.40, 5,897.16 and 1,623.12

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Solution

The fourth proportional to 3,932.40, 5,897.16 and 1,623.12 is: 2,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.40 : 5,897.16 = 1,623.12 : x
  2. Step 2: Convert to fraction form
    3,932.40/5,897.16 = 1,623.12/x
  3. Step 3: Cross multiply
    3,932.40x = 5,897.16 × 1,623.12
  4. Step 4: Simplify right side
    3,932.40x = 9,571,798.34
  5. Step 5: Solve for x
    x = 9,571,798.34/3,932.40
  6. Step 6: Final answer
    x = 2,434.09

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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.