Home / 11,779.18-17,668.74-3,014.08

Finding the Fourth Proportional to 11,779.18, 17,668.74 and 3,014.08

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Solution

The fourth proportional to 11,779.18, 17,668.74 and 3,014.08 is: 4,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.18 : 17,668.74 = 3,014.08 : x
  2. Step 2: Convert to fraction form
    11,779.18/17,668.74 = 3,014.08/x
  3. Step 3: Cross multiply
    11,779.18x = 17,668.74 × 3,014.08
  4. Step 4: Simplify right side
    11,779.18x = 53,254,995.86
  5. Step 5: Solve for x
    x = 53,254,995.86/11,779.18
  6. Step 6: Final answer
    x = 4,521.11

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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.