Home / 1,628.51-2,442.08-1,134.71

Finding the Fourth Proportional to 1,628.51, 2,442.08 and 1,134.71

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Solution

The fourth proportional to 1,628.51, 2,442.08 and 1,134.71 is: 1,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.51 : 2,442.08 = 1,134.71 : x
  2. Step 2: Convert to fraction form
    1,628.51/2,442.08 = 1,134.71/x
  3. Step 3: Cross multiply
    1,628.51x = 2,442.08 × 1,134.71
  4. Step 4: Simplify right side
    1,628.51x = 2,771,052.38
  5. Step 5: Solve for x
    x = 2,771,052.38/1,628.51
  6. Step 6: Final answer
    x = 1,701.59

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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.