Home / 4,380.03-6,569.73-1,782.90

Finding the Fourth Proportional to 4,380.03, 6,569.73 and 1,782.90

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Solution

The fourth proportional to 4,380.03, 6,569.73 and 1,782.90 is: 2,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.03 : 6,569.73 = 1,782.90 : x
  2. Step 2: Convert to fraction form
    4,380.03/6,569.73 = 1,782.90/x
  3. Step 3: Cross multiply
    4,380.03x = 6,569.73 × 1,782.90
  4. Step 4: Simplify right side
    4,380.03x = 11,713,171.62
  5. Step 5: Solve for x
    x = 11,713,171.62/4,380.03
  6. Step 6: Final answer
    x = 2,674.22

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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.