Home / 6,876.24-9,485.76-4,635.28

Finding the Fourth Proportional to 6,876.24, 9,485.76 and 4,635.28

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Solution

The fourth proportional to 6,876.24, 9,485.76 and 4,635.28 is: 6,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.24 : 9,485.76 = 4,635.28 : x
  2. Step 2: Convert to fraction form
    6,876.24/9,485.76 = 4,635.28/x
  3. Step 3: Cross multiply
    6,876.24x = 9,485.76 × 4,635.28
  4. Step 4: Simplify right side
    6,876.24x = 43,969,153.61
  5. Step 5: Solve for x
    x = 43,969,153.61/6,876.24
  6. Step 6: Final answer
    x = 6,394.36

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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.