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Finding the Fourth Proportional to 7,952.84, 10,973.94 and 4,415.56

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Solution

The fourth proportional to 7,952.84, 10,973.94 and 4,415.56 is: 6,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.84 : 10,973.94 = 4,415.56 : x
  2. Step 2: Convert to fraction form
    7,952.84/10,973.94 = 4,415.56/x
  3. Step 3: Cross multiply
    7,952.84x = 10,973.94 × 4,415.56
  4. Step 4: Simplify right side
    7,952.84x = 48,456,090.51
  5. Step 5: Solve for x
    x = 48,456,090.51/7,952.84
  6. Step 6: Final answer
    x = 6,092.93

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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.