Home / 6,145.34-8,480.54-3,350.84

Finding the Fourth Proportional to 6,145.34, 8,480.54 and 3,350.84

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Solution

The fourth proportional to 6,145.34, 8,480.54 and 3,350.84 is: 4,624.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.34 : 8,480.54 = 3,350.84 : x
  2. Step 2: Convert to fraction form
    6,145.34/8,480.54 = 3,350.84/x
  3. Step 3: Cross multiply
    6,145.34x = 8,480.54 × 3,350.84
  4. Step 4: Simplify right side
    6,145.34x = 28,416,898.63
  5. Step 5: Solve for x
    x = 28,416,898.63/6,145.34
  6. Step 6: Final answer
    x = 4,624.14

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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.