Home / 9,140.03-13,710.01-2,214.51

Finding the Fourth Proportional to 9,140.03, 13,710.01 and 2,214.51

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Solution

The fourth proportional to 9,140.03, 13,710.01 and 2,214.51 is: 3,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.03 : 13,710.01 = 2,214.51 : x
  2. Step 2: Convert to fraction form
    9,140.03/13,710.01 = 2,214.51/x
  3. Step 3: Cross multiply
    9,140.03x = 13,710.01 × 2,214.51
  4. Step 4: Simplify right side
    9,140.03x = 30,360,943.17
  5. Step 5: Solve for x
    x = 30,360,943.17/9,140.03
  6. Step 6: Final answer
    x = 3,321.76

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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.