Home / 6,977.10-10,465.62-1,782.96

Finding the Fourth Proportional to 6,977.10, 10,465.62 and 1,782.96

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Solution

The fourth proportional to 6,977.10, 10,465.62 and 1,782.96 is: 2,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.10 : 10,465.62 = 1,782.96 : x
  2. Step 2: Convert to fraction form
    6,977.10/10,465.62 = 1,782.96/x
  3. Step 3: Cross multiply
    6,977.10x = 10,465.62 × 1,782.96
  4. Step 4: Simplify right side
    6,977.10x = 18,659,781.84
  5. Step 5: Solve for x
    x = 18,659,781.84/6,977.10
  6. Step 6: Final answer
    x = 2,674.43

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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.