Home / 8,776.32-12,110.99-4,797.50

Finding the Fourth Proportional to 8,776.32, 12,110.99 and 4,797.50

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Solution

The fourth proportional to 8,776.32, 12,110.99 and 4,797.50 is: 6,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.32 : 12,110.99 = 4,797.50 : x
  2. Step 2: Convert to fraction form
    8,776.32/12,110.99 = 4,797.50/x
  3. Step 3: Cross multiply
    8,776.32x = 12,110.99 × 4,797.50
  4. Step 4: Simplify right side
    8,776.32x = 58,102,389.98
  5. Step 5: Solve for x
    x = 58,102,389.98/8,776.32
  6. Step 6: Final answer
    x = 6,620.36

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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.