Home / 6,365.25-8,784.32-3,570.75

Finding the Fourth Proportional to 6,365.25, 8,784.32 and 3,570.75

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Solution

The fourth proportional to 6,365.25, 8,784.32 and 3,570.75 is: 4,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365.25 : 8,784.32 = 3,570.75 : x
  2. Step 2: Convert to fraction form
    6,365.25/8,784.32 = 3,570.75/x
  3. Step 3: Cross multiply
    6,365.25x = 8,784.32 × 3,570.75
  4. Step 4: Simplify right side
    6,365.25x = 31,366,592.79
  5. Step 5: Solve for x
    x = 31,366,592.79/6,365.25
  6. Step 6: Final answer
    x = 4,927.79

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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.