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Finding the Fourth Proportional to 7,703.37, 11,551.95 and 2,958.84

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Solution

The fourth proportional to 7,703.37, 11,551.95 and 2,958.84 is: 4,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.37 : 11,551.95 = 2,958.84 : x
  2. Step 2: Convert to fraction form
    7,703.37/11,551.95 = 2,958.84/x
  3. Step 3: Cross multiply
    7,703.37x = 11,551.95 × 2,958.84
  4. Step 4: Simplify right side
    7,703.37x = 34,180,371.74
  5. Step 5: Solve for x
    x = 34,180,371.74/7,703.37
  6. Step 6: Final answer
    x = 4,437.07

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1.5x scale

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.