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Finding the Fourth Proportional to 7,315.93, 10,094.92 and 4,331.89

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Solution

The fourth proportional to 7,315.93, 10,094.92 and 4,331.89 is: 5,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.93 : 10,094.92 = 4,331.89 : x
  2. Step 2: Convert to fraction form
    7,315.93/10,094.92 = 4,331.89/x
  3. Step 3: Cross multiply
    7,315.93x = 10,094.92 × 4,331.89
  4. Step 4: Simplify right side
    7,315.93x = 43,730,083.00
  5. Step 5: Solve for x
    x = 43,730,083.00/7,315.93
  6. Step 6: Final answer
    x = 5,977.38

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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.