Home / 1,926.56-2,875.91-1,693.02

Finding the Fourth Proportional to 1,926.56, 2,875.91 and 1,693.02

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Solution

The fourth proportional to 1,926.56, 2,875.91 and 1,693.02 is: 2,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.56 : 2,875.91 = 1,693.02 : x
  2. Step 2: Convert to fraction form
    1,926.56/2,875.91 = 1,693.02/x
  3. Step 3: Cross multiply
    1,926.56x = 2,875.91 × 1,693.02
  4. Step 4: Simplify right side
    1,926.56x = 4,868,964.68
  5. Step 5: Solve for x
    x = 4,868,964.68/1,926.56
  6. Step 6: Final answer
    x = 2,527.28

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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.