Home / 4,673.71-7,010.57-1,387.09

Finding the Fourth Proportional to 4,673.71, 7,010.57 and 1,387.09

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Solution

The fourth proportional to 4,673.71, 7,010.57 and 1,387.09 is: 2,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.71 : 7,010.57 = 1,387.09 : x
  2. Step 2: Convert to fraction form
    4,673.71/7,010.57 = 1,387.09/x
  3. Step 3: Cross multiply
    4,673.71x = 7,010.57 × 1,387.09
  4. Step 4: Simplify right side
    4,673.71x = 9,724,291.54
  5. Step 5: Solve for x
    x = 9,724,291.54/4,673.71
  6. Step 6: Final answer
    x = 2,080.64

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Similar ratio
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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.