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Finding the Fourth Proportional to 7,323.10, 10,232.90 and 7,323.10

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Solution

The fourth proportional to 7,323.10, 10,232.90 and 7,323.10 is: 10,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.10 : 10,232.90 = 7,323.10 : x
  2. Step 2: Convert to fraction form
    7,323.10/10,232.90 = 7,323.10/x
  3. Step 3: Cross multiply
    7,323.10x = 10,232.90 × 7,323.10
  4. Step 4: Simplify right side
    7,323.10x = 74,936,549.99
  5. Step 5: Solve for x
    x = 74,936,549.99/7,323.10
  6. Step 6: Final answer
    x = 10,232.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.