Home / 8,214.85-11,332.42-4,856.05

Finding the Fourth Proportional to 8,214.85, 11,332.42 and 4,856.05

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Solution

The fourth proportional to 8,214.85, 11,332.42 and 4,856.05 is: 6,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.85 : 11,332.42 = 4,856.05 : x
  2. Step 2: Convert to fraction form
    8,214.85/11,332.42 = 4,856.05/x
  3. Step 3: Cross multiply
    8,214.85x = 11,332.42 × 4,856.05
  4. Step 4: Simplify right side
    8,214.85x = 55,030,798.14
  5. Step 5: Solve for x
    x = 55,030,798.14/8,214.85
  6. Step 6: Final answer
    x = 6,698.94

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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.