Home / 3,721.07-5,580.70-1,088.51

Finding the Fourth Proportional to 3,721.07, 5,580.70 and 1,088.51

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Solution

The fourth proportional to 3,721.07, 5,580.70 and 1,088.51 is: 1,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.07 : 5,580.70 = 1,088.51 : x
  2. Step 2: Convert to fraction form
    3,721.07/5,580.70 = 1,088.51/x
  3. Step 3: Cross multiply
    3,721.07x = 5,580.70 × 1,088.51
  4. Step 4: Simplify right side
    3,721.07x = 6,074,617.13
  5. Step 5: Solve for x
    x = 6,074,617.13/3,721.07
  6. Step 6: Final answer
    x = 1,632.49

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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.