Home / 11,537.03-15,918.95-6,756.72

Finding the Fourth Proportional to 11,537.03, 15,918.95 and 6,756.72

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Solution

The fourth proportional to 11,537.03, 15,918.95 and 6,756.72 is: 9,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.03 : 15,918.95 = 6,756.72 : x
  2. Step 2: Convert to fraction form
    11,537.03/15,918.95 = 6,756.72/x
  3. Step 3: Cross multiply
    11,537.03x = 15,918.95 × 6,756.72
  4. Step 4: Simplify right side
    11,537.03x = 107,559,854.06
  5. Step 5: Solve for x
    x = 107,559,854.06/11,537.03
  6. Step 6: Final answer
    x = 9,323.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.