Home / 4,129.60-6,206.55-4,056.70

Finding the Fourth Proportional to 4,129.60, 6,206.55 and 4,056.70

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Solution

The fourth proportional to 4,129.60, 6,206.55 and 4,056.70 is: 6,096.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.60 : 6,206.55 = 4,056.70 : x
  2. Step 2: Convert to fraction form
    4,129.60/6,206.55 = 4,056.70/x
  3. Step 3: Cross multiply
    4,129.60x = 6,206.55 × 4,056.70
  4. Step 4: Simplify right side
    4,129.60x = 25,178,111.39
  5. Step 5: Solve for x
    x = 25,178,111.39/4,129.60
  6. Step 6: Final answer
    x = 6,096.99

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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.