Home / 4,940.34-7,416.30-3,901.05

Finding the Fourth Proportional to 4,940.34, 7,416.30 and 3,901.05

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Solution

The fourth proportional to 4,940.34, 7,416.30 and 3,901.05 is: 5,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.34 : 7,416.30 = 3,901.05 : x
  2. Step 2: Convert to fraction form
    4,940.34/7,416.30 = 3,901.05/x
  3. Step 3: Cross multiply
    4,940.34x = 7,416.30 × 3,901.05
  4. Step 4: Simplify right side
    4,940.34x = 28,931,357.12
  5. Step 5: Solve for x
    x = 28,931,357.12/4,940.34
  6. Step 6: Final answer
    x = 5,856.15

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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.