Home / 5,450.81-7,523.57-3,356.69

Finding the Fourth Proportional to 5,450.81, 7,523.57 and 3,356.69

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Solution

The fourth proportional to 5,450.81, 7,523.57 and 3,356.69 is: 4,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.81 : 7,523.57 = 3,356.69 : x
  2. Step 2: Convert to fraction form
    5,450.81/7,523.57 = 3,356.69/x
  3. Step 3: Cross multiply
    5,450.81x = 7,523.57 × 3,356.69
  4. Step 4: Simplify right side
    5,450.81x = 25,254,275.40
  5. Step 5: Solve for x
    x = 25,254,275.40/5,450.81
  6. Step 6: Final answer
    x = 4,633.12

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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.