Home / 1,537.89-2,117.39-1,341.33

Finding the Fourth Proportional to 1,537.89, 2,117.39 and 1,341.33

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Solution

The fourth proportional to 1,537.89, 2,117.39 and 1,341.33 is: 1,846.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.89 : 2,117.39 = 1,341.33 : x
  2. Step 2: Convert to fraction form
    1,537.89/2,117.39 = 1,341.33/x
  3. Step 3: Cross multiply
    1,537.89x = 2,117.39 × 1,341.33
  4. Step 4: Simplify right side
    1,537.89x = 2,840,111.63
  5. Step 5: Solve for x
    x = 2,840,111.63/1,537.89
  6. Step 6: Final answer
    x = 1,846.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.