Home / 3,905.29-5,858.80-1,132.07

Finding the Fourth Proportional to 3,905.29, 5,858.80 and 1,132.07

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Solution

The fourth proportional to 3,905.29, 5,858.80 and 1,132.07 is: 1,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.29 : 5,858.80 = 1,132.07 : x
  2. Step 2: Convert to fraction form
    3,905.29/5,858.80 = 1,132.07/x
  3. Step 3: Cross multiply
    3,905.29x = 5,858.80 × 1,132.07
  4. Step 4: Simplify right side
    3,905.29x = 6,632,566.06
  5. Step 5: Solve for x
    x = 6,632,566.06/3,905.29
  6. Step 6: Final answer
    x = 1,698.36

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1.5x scale

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.