Home / 11,818.00-17,732.08-4,421.52

Finding the Fourth Proportional to 11,818.00, 17,732.08 and 4,421.52

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Solution

The fourth proportional to 11,818.00, 17,732.08 and 4,421.52 is: 6,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.00 : 17,732.08 = 4,421.52 : x
  2. Step 2: Convert to fraction form
    11,818.00/17,732.08 = 4,421.52/x
  3. Step 3: Cross multiply
    11,818.00x = 17,732.08 × 4,421.52
  4. Step 4: Simplify right side
    11,818.00x = 78,402,751.89
  5. Step 5: Solve for x
    x = 78,402,751.89/11,818.00
  6. Step 6: Final answer
    x = 6,634.18

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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.