Home / 1,582.38-2,369.43-1,254.06

Finding the Fourth Proportional to 1,582.38, 2,369.43 and 1,254.06

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Solution

The fourth proportional to 1,582.38, 2,369.43 and 1,254.06 is: 1,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.38 : 2,369.43 = 1,254.06 : x
  2. Step 2: Convert to fraction form
    1,582.38/2,369.43 = 1,254.06/x
  3. Step 3: Cross multiply
    1,582.38x = 2,369.43 × 1,254.06
  4. Step 4: Simplify right side
    1,582.38x = 2,971,407.39
  5. Step 5: Solve for x
    x = 2,971,407.39/1,582.38
  6. Step 6: Final answer
    x = 1,877.81

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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.