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Finding the Fourth Proportional to 4,955.92, 7,435.02 and 1,668.92

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Solution

The fourth proportional to 4,955.92, 7,435.02 and 1,668.92 is: 2,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.92 : 7,435.02 = 1,668.92 : x
  2. Step 2: Convert to fraction form
    4,955.92/7,435.02 = 1,668.92/x
  3. Step 3: Cross multiply
    4,955.92x = 7,435.02 × 1,668.92
  4. Step 4: Simplify right side
    4,955.92x = 12,408,445.23
  5. Step 5: Solve for x
    x = 12,408,445.23/4,955.92
  6. Step 6: Final answer
    x = 2,503.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.