Home / 1,537.07-2,313.91-1,403.15

Finding the Fourth Proportional to 1,537.07, 2,313.91 and 1,403.15

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Solution

The fourth proportional to 1,537.07, 2,313.91 and 1,403.15 is: 2,112.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.07 : 2,313.91 = 1,403.15 : x
  2. Step 2: Convert to fraction form
    1,537.07/2,313.91 = 1,403.15/x
  3. Step 3: Cross multiply
    1,537.07x = 2,313.91 × 1,403.15
  4. Step 4: Simplify right side
    1,537.07x = 3,246,762.82
  5. Step 5: Solve for x
    x = 3,246,762.82/1,537.07
  6. Step 6: Final answer
    x = 2,112.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.