Home / 7,237.09-9,987.36-4,050.36

Finding the Fourth Proportional to 7,237.09, 9,987.36 and 4,050.36

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Solution

The fourth proportional to 7,237.09, 9,987.36 and 4,050.36 is: 5,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.09 : 9,987.36 = 4,050.36 : x
  2. Step 2: Convert to fraction form
    7,237.09/9,987.36 = 4,050.36/x
  3. Step 3: Cross multiply
    7,237.09x = 9,987.36 × 4,050.36
  4. Step 4: Simplify right side
    7,237.09x = 40,452,366.00
  5. Step 5: Solve for x
    x = 40,452,366.00/7,237.09
  6. Step 6: Final answer
    x = 5,589.59

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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.