Home / 5,557.48-7,668.50-4,213.84

Finding the Fourth Proportional to 5,557.48, 7,668.50 and 4,213.84

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Solution

The fourth proportional to 5,557.48, 7,668.50 and 4,213.84 is: 5,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.48 : 7,668.50 = 4,213.84 : x
  2. Step 2: Convert to fraction form
    5,557.48/7,668.50 = 4,213.84/x
  3. Step 3: Cross multiply
    5,557.48x = 7,668.50 × 4,213.84
  4. Step 4: Simplify right side
    5,557.48x = 32,313,832.04
  5. Step 5: Solve for x
    x = 32,313,832.04/5,557.48
  6. Step 6: Final answer
    x = 5,814.48

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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.