Home / 7,310.50-10,090.11-5,045.02

Finding the Fourth Proportional to 7,310.50, 10,090.11 and 5,045.02

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Solution

The fourth proportional to 7,310.50, 10,090.11 and 5,045.02 is: 6,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.50 : 10,090.11 = 5,045.02 : x
  2. Step 2: Convert to fraction form
    7,310.50/10,090.11 = 5,045.02/x
  3. Step 3: Cross multiply
    7,310.50x = 10,090.11 × 5,045.02
  4. Step 4: Simplify right side
    7,310.50x = 50,904,806.75
  5. Step 5: Solve for x
    x = 50,904,806.75/7,310.50
  6. Step 6: Final answer
    x = 6,963.25

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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.