Home / 4,310.39-6,465.46-1,190.59

Finding the Fourth Proportional to 4,310.39, 6,465.46 and 1,190.59

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Solution

The fourth proportional to 4,310.39, 6,465.46 and 1,190.59 is: 1,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.39 : 6,465.46 = 1,190.59 : x
  2. Step 2: Convert to fraction form
    4,310.39/6,465.46 = 1,190.59/x
  3. Step 3: Cross multiply
    4,310.39x = 6,465.46 × 1,190.59
  4. Step 4: Simplify right side
    4,310.39x = 7,697,712.02
  5. Step 5: Solve for x
    x = 7,697,712.02/4,310.39
  6. Step 6: Final answer
    x = 1,785.85

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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.