Home / 5,356.81-7,352.30-4,858.66

Finding the Fourth Proportional to 5,356.81, 7,352.30 and 4,858.66

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Solution

The fourth proportional to 5,356.81, 7,352.30 and 4,858.66 is: 6,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.81 : 7,352.30 = 4,858.66 : x
  2. Step 2: Convert to fraction form
    5,356.81/7,352.30 = 4,858.66/x
  3. Step 3: Cross multiply
    5,356.81x = 7,352.30 × 4,858.66
  4. Step 4: Simplify right side
    5,356.81x = 35,722,325.92
  5. Step 5: Solve for x
    x = 35,722,325.92/5,356.81
  6. Step 6: Final answer
    x = 6,668.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.