Home / 6,824.24-9,417.52-3,840.06

Finding the Fourth Proportional to 6,824.24, 9,417.52 and 3,840.06

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Solution

The fourth proportional to 6,824.24, 9,417.52 and 3,840.06 is: 5,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.24 : 9,417.52 = 3,840.06 : x
  2. Step 2: Convert to fraction form
    6,824.24/9,417.52 = 3,840.06/x
  3. Step 3: Cross multiply
    6,824.24x = 9,417.52 × 3,840.06
  4. Step 4: Simplify right side
    6,824.24x = 36,163,841.85
  5. Step 5: Solve for x
    x = 36,163,841.85/6,824.24
  6. Step 6: Final answer
    x = 5,299.32

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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.