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Finding the Fourth Proportional to 7,355.77, 11,033.62 and 2,973.17

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Solution

The fourth proportional to 7,355.77, 11,033.62 and 2,973.17 is: 4,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.77 : 11,033.62 = 2,973.17 : x
  2. Step 2: Convert to fraction form
    7,355.77/11,033.62 = 2,973.17/x
  3. Step 3: Cross multiply
    7,355.77x = 11,033.62 × 2,973.17
  4. Step 4: Simplify right side
    7,355.77x = 32,804,827.98
  5. Step 5: Solve for x
    x = 32,804,827.98/7,355.77
  6. Step 6: Final answer
    x = 4,459.74

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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.