Home / 4,658.00-6,428.30-2,668.88

Finding the Fourth Proportional to 4,658.00, 6,428.30 and 2,668.88

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Solution

The fourth proportional to 4,658.00, 6,428.30 and 2,668.88 is: 3,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.00 : 6,428.30 = 2,668.88 : x
  2. Step 2: Convert to fraction form
    4,658.00/6,428.30 = 2,668.88/x
  3. Step 3: Cross multiply
    4,658.00x = 6,428.30 × 2,668.88
  4. Step 4: Simplify right side
    4,658.00x = 17,156,364.03
  5. Step 5: Solve for x
    x = 17,156,364.03/4,658.00
  6. Step 6: Final answer
    x = 3,683.21

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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.