Home / 5,231.00-7,216.56-4,430.93

Finding the Fourth Proportional to 5,231.00, 7,216.56 and 4,430.93

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Solution

The fourth proportional to 5,231.00, 7,216.56 and 4,430.93 is: 6,112.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.00 : 7,216.56 = 4,430.93 : x
  2. Step 2: Convert to fraction form
    5,231.00/7,216.56 = 4,430.93/x
  3. Step 3: Cross multiply
    5,231.00x = 7,216.56 × 4,430.93
  4. Step 4: Simplify right side
    5,231.00x = 31,976,036.12
  5. Step 5: Solve for x
    x = 31,976,036.12/5,231.00
  6. Step 6: Final answer
    x = 6,112.79

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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.