Home / 11,615.88-17,430.66-4,596.58

Finding the Fourth Proportional to 11,615.88, 17,430.66 and 4,596.58

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Solution

The fourth proportional to 11,615.88, 17,430.66 and 4,596.58 is: 6,897.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.88 : 17,430.66 = 4,596.58 : x
  2. Step 2: Convert to fraction form
    11,615.88/17,430.66 = 4,596.58/x
  3. Step 3: Cross multiply
    11,615.88x = 17,430.66 × 4,596.58
  4. Step 4: Simplify right side
    11,615.88x = 80,121,423.14
  5. Step 5: Solve for x
    x = 80,121,423.14/11,615.88
  6. Step 6: Final answer
    x = 6,897.58

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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.