Home / 8,340.32-11,509.65-4,563.50

Finding the Fourth Proportional to 8,340.32, 11,509.65 and 4,563.50

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Solution

The fourth proportional to 8,340.32, 11,509.65 and 4,563.50 is: 6,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.32 : 11,509.65 = 4,563.50 : x
  2. Step 2: Convert to fraction form
    8,340.32/11,509.65 = 4,563.50/x
  3. Step 3: Cross multiply
    8,340.32x = 11,509.65 × 4,563.50
  4. Step 4: Simplify right side
    8,340.32x = 52,524,230.23
  5. Step 5: Solve for x
    x = 52,524,230.23/8,340.32
  6. Step 6: Final answer
    x = 6,297.63

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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.