Home / 11,851.16-17,779.32-4,060.16

Finding the Fourth Proportional to 11,851.16, 17,779.32 and 4,060.16

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Solution

The fourth proportional to 11,851.16, 17,779.32 and 4,060.16 is: 6,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851.16 : 17,779.32 = 4,060.16 : x
  2. Step 2: Convert to fraction form
    11,851.16/17,779.32 = 4,060.16/x
  3. Step 3: Cross multiply
    11,851.16x = 17,779.32 × 4,060.16
  4. Step 4: Simplify right side
    11,851.16x = 72,186,883.89
  5. Step 5: Solve for x
    x = 72,186,883.89/11,851.16
  6. Step 6: Final answer
    x = 6,091.12

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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.