Home / 8,237.50-12,360.48-4,542.64

Finding the Fourth Proportional to 8,237.50, 12,360.48 and 4,542.64

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Solution

The fourth proportional to 8,237.50, 12,360.48 and 4,542.64 is: 6,816.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.50 : 12,360.48 = 4,542.64 : x
  2. Step 2: Convert to fraction form
    8,237.50/12,360.48 = 4,542.64/x
  3. Step 3: Cross multiply
    8,237.50x = 12,360.48 × 4,542.64
  4. Step 4: Simplify right side
    8,237.50x = 56,149,210.87
  5. Step 5: Solve for x
    x = 56,149,210.87/8,237.50
  6. Step 6: Final answer
    x = 6,816.29

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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.