Home / 1,548.10-2,317.77-1,402.12

Finding the Fourth Proportional to 1,548.10, 2,317.77 and 1,402.12

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Solution

The fourth proportional to 1,548.10, 2,317.77 and 1,402.12 is: 2,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.10 : 2,317.77 = 1,402.12 : x
  2. Step 2: Convert to fraction form
    1,548.10/2,317.77 = 1,402.12/x
  3. Step 3: Cross multiply
    1,548.10x = 2,317.77 × 1,402.12
  4. Step 4: Simplify right side
    1,548.10x = 3,249,791.67
  5. Step 5: Solve for x
    x = 3,249,791.67/1,548.10
  6. Step 6: Final answer
    x = 2,099.21

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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.