Home / 4,670.13-7,002.72-1,382.75

Finding the Fourth Proportional to 4,670.13, 7,002.72 and 1,382.75

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Solution

The fourth proportional to 4,670.13, 7,002.72 and 1,382.75 is: 2,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.13 : 7,002.72 = 1,382.75 : x
  2. Step 2: Convert to fraction form
    4,670.13/7,002.72 = 1,382.75/x
  3. Step 3: Cross multiply
    4,670.13x = 7,002.72 × 1,382.75
  4. Step 4: Simplify right side
    4,670.13x = 9,682,976.07
  5. Step 5: Solve for x
    x = 9,682,976.07/4,670.13
  6. Step 6: Final answer
    x = 2,073.38

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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.