Home / 1,713.60-2,554.83-1,670.94

Finding the Fourth Proportional to 1,713.60, 2,554.83 and 1,670.94

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Solution

The fourth proportional to 1,713.60, 2,554.83 and 1,670.94 is: 2,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.60 : 2,554.83 = 1,670.94 : x
  2. Step 2: Convert to fraction form
    1,713.60/2,554.83 = 1,670.94/x
  3. Step 3: Cross multiply
    1,713.60x = 2,554.83 × 1,670.94
  4. Step 4: Simplify right side
    1,713.60x = 4,268,967.64
  5. Step 5: Solve for x
    x = 4,268,967.64/1,713.60
  6. Step 6: Final answer
    x = 2,491.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.