Home / 6,127.64-9,191.81-1,744.75

Finding the Fourth Proportional to 6,127.64, 9,191.81 and 1,744.75

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Solution

The fourth proportional to 6,127.64, 9,191.81 and 1,744.75 is: 2,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.64 : 9,191.81 = 1,744.75 : x
  2. Step 2: Convert to fraction form
    6,127.64/9,191.81 = 1,744.75/x
  3. Step 3: Cross multiply
    6,127.64x = 9,191.81 × 1,744.75
  4. Step 4: Simplify right side
    6,127.64x = 16,037,410.50
  5. Step 5: Solve for x
    x = 16,037,410.50/6,127.64
  6. Step 6: Final answer
    x = 2,617.22

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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.