Home / 2,310.24-3,466.21-1,386.45

Finding the Fourth Proportional to 2,310.24, 3,466.21 and 1,386.45

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Solution

The fourth proportional to 2,310.24, 3,466.21 and 1,386.45 is: 2,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.24 : 3,466.21 = 1,386.45 : x
  2. Step 2: Convert to fraction form
    2,310.24/3,466.21 = 1,386.45/x
  3. Step 3: Cross multiply
    2,310.24x = 3,466.21 × 1,386.45
  4. Step 4: Simplify right side
    2,310.24x = 4,805,741.59
  5. Step 5: Solve for x
    x = 4,805,741.59/2,310.24
  6. Step 6: Final answer
    x = 2,080.19

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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.