Home / 7,313.67-10,092.20-4,479.75

Finding the Fourth Proportional to 7,313.67, 10,092.20 and 4,479.75

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Solution

The fourth proportional to 7,313.67, 10,092.20 and 4,479.75 is: 6,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.67 : 10,092.20 = 4,479.75 : x
  2. Step 2: Convert to fraction form
    7,313.67/10,092.20 = 4,479.75/x
  3. Step 3: Cross multiply
    7,313.67x = 10,092.20 × 4,479.75
  4. Step 4: Simplify right side
    7,313.67x = 45,210,510.55
  5. Step 5: Solve for x
    x = 45,210,510.55/7,313.67
  6. Step 6: Final answer
    x = 6,181.64

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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.