Home / 6,434.01-9,644.40-3,654.75

Finding the Fourth Proportional to 6,434.01, 9,644.40 and 3,654.75

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Solution

The fourth proportional to 6,434.01, 9,644.40 and 3,654.75 is: 5,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.01 : 9,644.40 = 3,654.75 : x
  2. Step 2: Convert to fraction form
    6,434.01/9,644.40 = 3,654.75/x
  3. Step 3: Cross multiply
    6,434.01x = 9,644.40 × 3,654.75
  4. Step 4: Simplify right side
    6,434.01x = 35,247,831.81
  5. Step 5: Solve for x
    x = 35,247,831.81/6,434.01
  6. Step 6: Final answer
    x = 5,478.36

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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.