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Finding the Fourth Proportional to 7,065.96, 10,597.14 and 2,907.12

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Solution

The fourth proportional to 7,065.96, 10,597.14 and 2,907.12 is: 4,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.96 : 10,597.14 = 2,907.12 : x
  2. Step 2: Convert to fraction form
    7,065.96/10,597.14 = 2,907.12/x
  3. Step 3: Cross multiply
    7,065.96x = 10,597.14 × 2,907.12
  4. Step 4: Simplify right side
    7,065.96x = 30,807,157.64
  5. Step 5: Solve for x
    x = 30,807,157.64/7,065.96
  6. Step 6: Final answer
    x = 4,359.94

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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.