Home / 11,779.23-17,671.44-6,521.91

Finding the Fourth Proportional to 11,779.23, 17,671.44 and 6,521.91

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Solution

The fourth proportional to 11,779.23, 17,671.44 and 6,521.91 is: 9,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.23 : 17,671.44 = 6,521.91 : x
  2. Step 2: Convert to fraction form
    11,779.23/17,671.44 = 6,521.91/x
  3. Step 3: Cross multiply
    11,779.23x = 17,671.44 × 6,521.91
  4. Step 4: Simplify right side
    11,779.23x = 115,251,541.25
  5. Step 5: Solve for x
    x = 115,251,541.25/11,779.23
  6. Step 6: Final answer
    x = 9,784.30

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1.5x scale

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.