Home / 6,752.20-10,112.64-6,518.59

Finding the Fourth Proportional to 6,752.20, 10,112.64 and 6,518.59

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Solution

The fourth proportional to 6,752.20, 10,112.64 and 6,518.59 is: 9,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.20 : 10,112.64 = 6,518.59 : x
  2. Step 2: Convert to fraction form
    6,752.20/10,112.64 = 6,518.59/x
  3. Step 3: Cross multiply
    6,752.20x = 10,112.64 × 6,518.59
  4. Step 4: Simplify right side
    6,752.20x = 65,920,153.98
  5. Step 5: Solve for x
    x = 65,920,153.98/6,752.20
  6. Step 6: Final answer
    x = 9,762.77

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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.