Home / 5,132.94-7,699.74-1,623.07

Finding the Fourth Proportional to 5,132.94, 7,699.74 and 1,623.07

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Solution

The fourth proportional to 5,132.94, 7,699.74 and 1,623.07 is: 2,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.94 : 7,699.74 = 1,623.07 : x
  2. Step 2: Convert to fraction form
    5,132.94/7,699.74 = 1,623.07/x
  3. Step 3: Cross multiply
    5,132.94x = 7,699.74 × 1,623.07
  4. Step 4: Simplify right side
    5,132.94x = 12,497,217.00
  5. Step 5: Solve for x
    x = 12,497,217.00/5,132.94
  6. Step 6: Final answer
    x = 2,434.71

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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.