Home / 4,715.67-6,507.77-2,619.75

Finding the Fourth Proportional to 4,715.67, 6,507.77 and 2,619.75

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Solution

The fourth proportional to 4,715.67, 6,507.77 and 2,619.75 is: 3,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.67 : 6,507.77 = 2,619.75 : x
  2. Step 2: Convert to fraction form
    4,715.67/6,507.77 = 2,619.75/x
  3. Step 3: Cross multiply
    4,715.67x = 6,507.77 × 2,619.75
  4. Step 4: Simplify right side
    4,715.67x = 17,048,717.36
  5. Step 5: Solve for x
    x = 17,048,717.36/4,715.67
  6. Step 6: Final answer
    x = 3,615.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.