Home / 4,356.59-6,533.66-3,120.32

Finding the Fourth Proportional to 4,356.59, 6,533.66 and 3,120.32

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Solution

The fourth proportional to 4,356.59, 6,533.66 and 3,120.32 is: 4,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.59 : 6,533.66 = 3,120.32 : x
  2. Step 2: Convert to fraction form
    4,356.59/6,533.66 = 3,120.32/x
  3. Step 3: Cross multiply
    4,356.59x = 6,533.66 × 3,120.32
  4. Step 4: Simplify right side
    4,356.59x = 20,387,134.11
  5. Step 5: Solve for x
    x = 20,387,134.11/4,356.59
  6. Step 6: Final answer
    x = 4,679.61

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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.