Home / 4,858.66-7,291.19-2,085.90

Finding the Fourth Proportional to 4,858.66, 7,291.19 and 2,085.90

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Solution

The fourth proportional to 4,858.66, 7,291.19 and 2,085.90 is: 3,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.66 : 7,291.19 = 2,085.90 : x
  2. Step 2: Convert to fraction form
    4,858.66/7,291.19 = 2,085.90/x
  3. Step 3: Cross multiply
    4,858.66x = 7,291.19 × 2,085.90
  4. Step 4: Simplify right side
    4,858.66x = 15,208,693.22
  5. Step 5: Solve for x
    x = 15,208,693.22/4,858.66
  6. Step 6: Final answer
    x = 3,130.22

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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.