Home / 8,600.58-11,871.36-5,945.40

Finding the Fourth Proportional to 8,600.58, 11,871.36 and 5,945.40

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Solution

The fourth proportional to 8,600.58, 11,871.36 and 5,945.40 is: 8,206.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.58 : 11,871.36 = 5,945.40 : x
  2. Step 2: Convert to fraction form
    8,600.58/11,871.36 = 5,945.40/x
  3. Step 3: Cross multiply
    8,600.58x = 11,871.36 × 5,945.40
  4. Step 4: Simplify right side
    8,600.58x = 70,579,983.74
  5. Step 5: Solve for x
    x = 70,579,983.74/8,600.58
  6. Step 6: Final answer
    x = 8,206.42

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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.