Home / 7,237.69-9,986.79-4,050.34

Finding the Fourth Proportional to 7,237.69, 9,986.79 and 4,050.34

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Solution

The fourth proportional to 7,237.69, 9,986.79 and 4,050.34 is: 5,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.69 : 9,986.79 = 4,050.34 : x
  2. Step 2: Convert to fraction form
    7,237.69/9,986.79 = 4,050.34/x
  3. Step 3: Cross multiply
    7,237.69x = 9,986.79 × 4,050.34
  4. Step 4: Simplify right side
    7,237.69x = 40,449,895.01
  5. Step 5: Solve for x
    x = 40,449,895.01/7,237.69
  6. Step 6: Final answer
    x = 5,588.79

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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.