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Finding the Fourth Proportional to 7,092.60, 9,783.48 and 4,437.82

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Solution

The fourth proportional to 7,092.60, 9,783.48 and 4,437.82 is: 6,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.60 : 9,783.48 = 4,437.82 : x
  2. Step 2: Convert to fraction form
    7,092.60/9,783.48 = 4,437.82/x
  3. Step 3: Cross multiply
    7,092.60x = 9,783.48 × 4,437.82
  4. Step 4: Simplify right side
    7,092.60x = 43,417,323.21
  5. Step 5: Solve for x
    x = 43,417,323.21/7,092.60
  6. Step 6: Final answer
    x = 6,121.50

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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.