Home / 7,679.21-10,597.64-4,323.38

Finding the Fourth Proportional to 7,679.21, 10,597.64 and 4,323.38

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Solution

The fourth proportional to 7,679.21, 10,597.64 and 4,323.38 is: 5,966.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.21 : 10,597.64 = 4,323.38 : x
  2. Step 2: Convert to fraction form
    7,679.21/10,597.64 = 4,323.38/x
  3. Step 3: Cross multiply
    7,679.21x = 10,597.64 × 4,323.38
  4. Step 4: Simplify right side
    7,679.21x = 45,817,550.22
  5. Step 5: Solve for x
    x = 45,817,550.22/7,679.21
  6. Step 6: Final answer
    x = 5,966.44

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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.