Home / 11,779.02-17,668.71-3,013.74

Finding the Fourth Proportional to 11,779.02, 17,668.71 and 3,013.74

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Solution

The fourth proportional to 11,779.02, 17,668.71 and 3,013.74 is: 4,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.02 : 17,668.71 = 3,013.74 : x
  2. Step 2: Convert to fraction form
    11,779.02/17,668.71 = 3,013.74/x
  3. Step 3: Cross multiply
    11,779.02x = 17,668.71 × 3,013.74
  4. Step 4: Simplify right side
    11,779.02x = 53,248,898.08
  5. Step 5: Solve for x
    x = 53,248,898.08/11,779.02
  6. Step 6: Final answer
    x = 4,520.66

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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.