Home / 7,468.80-11,211.30-4,698.60

Finding the Fourth Proportional to 7,468.80, 11,211.30 and 4,698.60

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Solution

The fourth proportional to 7,468.80, 11,211.30 and 4,698.60 is: 7,053.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.80 : 11,211.30 = 4,698.60 : x
  2. Step 2: Convert to fraction form
    7,468.80/11,211.30 = 4,698.60/x
  3. Step 3: Cross multiply
    7,468.80x = 11,211.30 × 4,698.60
  4. Step 4: Simplify right side
    7,468.80x = 52,677,414.18
  5. Step 5: Solve for x
    x = 52,677,414.18/7,468.80
  6. Step 6: Final answer
    x = 7,053.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.