Home / 7,684.23-10,604.37-4,499.79

Finding the Fourth Proportional to 7,684.23, 10,604.37 and 4,499.79

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Solution

The fourth proportional to 7,684.23, 10,604.37 and 4,499.79 is: 6,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.23 : 10,604.37 = 4,499.79 : x
  2. Step 2: Convert to fraction form
    7,684.23/10,604.37 = 4,499.79/x
  3. Step 3: Cross multiply
    7,684.23x = 10,604.37 × 4,499.79
  4. Step 4: Simplify right side
    7,684.23x = 47,717,438.08
  5. Step 5: Solve for x
    x = 47,717,438.08/7,684.23
  6. Step 6: Final answer
    x = 6,209.79

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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.