Home / 11,577.48-15,977.55-6,541.91

Finding the Fourth Proportional to 11,577.48, 15,977.55 and 6,541.91

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Solution

The fourth proportional to 11,577.48, 15,977.55 and 6,541.91 is: 9,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.48 : 15,977.55 = 6,541.91 : x
  2. Step 2: Convert to fraction form
    11,577.48/15,977.55 = 6,541.91/x
  3. Step 3: Cross multiply
    11,577.48x = 15,977.55 × 6,541.91
  4. Step 4: Simplify right side
    11,577.48x = 104,523,751.76
  5. Step 5: Solve for x
    x = 104,523,751.76/11,577.48
  6. Step 6: Final answer
    x = 9,028.19

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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.