Home / 4,955.52-7,434.09-1,668.90

Finding the Fourth Proportional to 4,955.52, 7,434.09 and 1,668.90

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Solution

The fourth proportional to 4,955.52, 7,434.09 and 1,668.90 is: 2,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.52 : 7,434.09 = 1,668.90 : x
  2. Step 2: Convert to fraction form
    4,955.52/7,434.09 = 1,668.90/x
  3. Step 3: Cross multiply
    4,955.52x = 7,434.09 × 1,668.90
  4. Step 4: Simplify right side
    4,955.52x = 12,406,752.80
  5. Step 5: Solve for x
    x = 12,406,752.80/4,955.52
  6. Step 6: Final answer
    x = 2,503.62

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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.