Home / 6,765.21-9,332.64-4,527.57

Finding the Fourth Proportional to 6,765.21, 9,332.64 and 4,527.57

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Solution

The fourth proportional to 6,765.21, 9,332.64 and 4,527.57 is: 6,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.21 : 9,332.64 = 4,527.57 : x
  2. Step 2: Convert to fraction form
    6,765.21/9,332.64 = 4,527.57/x
  3. Step 3: Cross multiply
    6,765.21x = 9,332.64 × 4,527.57
  4. Step 4: Simplify right side
    6,765.21x = 42,254,180.88
  5. Step 5: Solve for x
    x = 42,254,180.88/6,765.21
  6. Step 6: Final answer
    x = 6,245.80

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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.