Home / 5,228.23-7,225.32-4,282.52

Finding the Fourth Proportional to 5,228.23, 7,225.32 and 4,282.52

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Solution

The fourth proportional to 5,228.23, 7,225.32 and 4,282.52 is: 5,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.23 : 7,225.32 = 4,282.52 : x
  2. Step 2: Convert to fraction form
    5,228.23/7,225.32 = 4,282.52/x
  3. Step 3: Cross multiply
    5,228.23x = 7,225.32 × 4,282.52
  4. Step 4: Simplify right side
    5,228.23x = 30,942,559.34
  5. Step 5: Solve for x
    x = 30,942,559.34/5,228.23
  6. Step 6: Final answer
    x = 5,918.37

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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.