Home / 4,668.18-6,441.36-2,991.08

Finding the Fourth Proportional to 4,668.18, 6,441.36 and 2,991.08

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Solution

The fourth proportional to 4,668.18, 6,441.36 and 2,991.08 is: 4,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.18 : 6,441.36 = 2,991.08 : x
  2. Step 2: Convert to fraction form
    4,668.18/6,441.36 = 2,991.08/x
  3. Step 3: Cross multiply
    4,668.18x = 6,441.36 × 2,991.08
  4. Step 4: Simplify right side
    4,668.18x = 19,266,590.86
  5. Step 5: Solve for x
    x = 19,266,590.86/4,668.18
  6. Step 6: Final answer
    x = 4,127.22

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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.