Home / 4,679.74-6,457.94-2,555.33

Finding the Fourth Proportional to 4,679.74, 6,457.94 and 2,555.33

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Solution

The fourth proportional to 4,679.74, 6,457.94 and 2,555.33 is: 3,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.74 : 6,457.94 = 2,555.33 : x
  2. Step 2: Convert to fraction form
    4,679.74/6,457.94 = 2,555.33/x
  3. Step 3: Cross multiply
    4,679.74x = 6,457.94 × 2,555.33
  4. Step 4: Simplify right side
    4,679.74x = 16,502,147.85
  5. Step 5: Solve for x
    x = 16,502,147.85/4,679.74
  6. Step 6: Final answer
    x = 3,526.30

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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.