Home / 4,668.28-6,442.47-2,679.16

Finding the Fourth Proportional to 4,668.28, 6,442.47 and 2,679.16

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Solution

The fourth proportional to 4,668.28, 6,442.47 and 2,679.16 is: 3,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.28 : 6,442.47 = 2,679.16 : x
  2. Step 2: Convert to fraction form
    4,668.28/6,442.47 = 2,679.16/x
  3. Step 3: Cross multiply
    4,668.28x = 6,442.47 × 2,679.16
  4. Step 4: Simplify right side
    4,668.28x = 17,260,407.93
  5. Step 5: Solve for x
    x = 17,260,407.93/4,668.28
  6. Step 6: Final answer
    x = 3,697.38

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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.