Home / 5,231.36-7,214.90-4,436.75

Finding the Fourth Proportional to 5,231.36, 7,214.90 and 4,436.75

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Solution

The fourth proportional to 5,231.36, 7,214.90 and 4,436.75 is: 6,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.36 : 7,214.90 = 4,436.75 : x
  2. Step 2: Convert to fraction form
    5,231.36/7,214.90 = 4,436.75/x
  3. Step 3: Cross multiply
    5,231.36x = 7,214.90 × 4,436.75
  4. Step 4: Simplify right side
    5,231.36x = 32,010,649.32
  5. Step 5: Solve for x
    x = 32,010,649.32/5,231.36
  6. Step 6: Final answer
    x = 6,119.00

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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.