Home / 8,572.28-12,858.44-2,332.31

Finding the Fourth Proportional to 8,572.28, 12,858.44 and 2,332.31

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Solution

The fourth proportional to 8,572.28, 12,858.44 and 2,332.31 is: 3,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,572.28 : 12,858.44 = 2,332.31 : x
  2. Step 2: Convert to fraction form
    8,572.28/12,858.44 = 2,332.31/x
  3. Step 3: Cross multiply
    8,572.28x = 12,858.44 × 2,332.31
  4. Step 4: Simplify right side
    8,572.28x = 29,989,792.24
  5. Step 5: Solve for x
    x = 29,989,792.24/8,572.28
  6. Step 6: Final answer
    x = 3,498.46

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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.