Home / 5,237.72-7,228.38-3,666.32

Finding the Fourth Proportional to 5,237.72, 7,228.38 and 3,666.32

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Solution

The fourth proportional to 5,237.72, 7,228.38 and 3,666.32 is: 5,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.72 : 7,228.38 = 3,666.32 : x
  2. Step 2: Convert to fraction form
    5,237.72/7,228.38 = 3,666.32/x
  3. Step 3: Cross multiply
    5,237.72x = 7,228.38 × 3,666.32
  4. Step 4: Simplify right side
    5,237.72x = 26,501,554.16
  5. Step 5: Solve for x
    x = 26,501,554.16/5,237.72
  6. Step 6: Final answer
    x = 5,059.75

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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.