Home / 7,909.36-11,864.70-2,362.34

Finding the Fourth Proportional to 7,909.36, 11,864.70 and 2,362.34

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Solution

The fourth proportional to 7,909.36, 11,864.70 and 2,362.34 is: 3,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909.36 : 11,864.70 = 2,362.34 : x
  2. Step 2: Convert to fraction form
    7,909.36/11,864.70 = 2,362.34/x
  3. Step 3: Cross multiply
    7,909.36x = 11,864.70 × 2,362.34
  4. Step 4: Simplify right side
    7,909.36x = 28,028,455.40
  5. Step 5: Solve for x
    x = 28,028,455.40/7,909.36
  6. Step 6: Final answer
    x = 3,543.71

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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.