Home / 4,719.64-7,080.31-1,944.77

Finding the Fourth Proportional to 4,719.64, 7,080.31 and 1,944.77

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Solution

The fourth proportional to 4,719.64, 7,080.31 and 1,944.77 is: 2,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.64 : 7,080.31 = 1,944.77 : x
  2. Step 2: Convert to fraction form
    4,719.64/7,080.31 = 1,944.77/x
  3. Step 3: Cross multiply
    4,719.64x = 7,080.31 × 1,944.77
  4. Step 4: Simplify right side
    4,719.64x = 13,769,561.64
  5. Step 5: Solve for x
    x = 13,769,561.64/4,719.64
  6. Step 6: Final answer
    x = 2,917.50

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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.