Home / 6,237.58-8,617.25-4,089.23

Finding the Fourth Proportional to 6,237.58, 8,617.25 and 4,089.23

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Solution

The fourth proportional to 6,237.58, 8,617.25 and 4,089.23 is: 5,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.58 : 8,617.25 = 4,089.23 : x
  2. Step 2: Convert to fraction form
    6,237.58/8,617.25 = 4,089.23/x
  3. Step 3: Cross multiply
    6,237.58x = 8,617.25 × 4,089.23
  4. Step 4: Simplify right side
    6,237.58x = 35,237,948.83
  5. Step 5: Solve for x
    x = 35,237,948.83/6,237.58
  6. Step 6: Final answer
    x = 5,649.30

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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.