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Finding the Fourth Proportional to 7,322.93, 10,985.46 and 2,323.63

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Solution

The fourth proportional to 7,322.93, 10,985.46 and 2,323.63 is: 3,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.93 : 10,985.46 = 2,323.63 : x
  2. Step 2: Convert to fraction form
    7,322.93/10,985.46 = 2,323.63/x
  3. Step 3: Cross multiply
    7,322.93x = 10,985.46 × 2,323.63
  4. Step 4: Simplify right side
    7,322.93x = 25,526,077.87
  5. Step 5: Solve for x
    x = 25,526,077.87/7,322.93
  6. Step 6: Final answer
    x = 3,485.78

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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.