Home / 6,145.13-8,470.37-4,154.96

Finding the Fourth Proportional to 6,145.13, 8,470.37 and 4,154.96

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Solution

The fourth proportional to 6,145.13, 8,470.37 and 4,154.96 is: 5,727.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.13 : 8,470.37 = 4,154.96 : x
  2. Step 2: Convert to fraction form
    6,145.13/8,470.37 = 4,154.96/x
  3. Step 3: Cross multiply
    6,145.13x = 8,470.37 × 4,154.96
  4. Step 4: Simplify right side
    6,145.13x = 35,194,027.76
  5. Step 5: Solve for x
    x = 35,194,027.76/6,145.13
  6. Step 6: Final answer
    x = 5,727.14

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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.