Home / 9,781.95-14,676.54-4,519.48

Finding the Fourth Proportional to 9,781.95, 14,676.54 and 4,519.48

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Solution

The fourth proportional to 9,781.95, 14,676.54 and 4,519.48 is: 6,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781.95 : 14,676.54 = 4,519.48 : x
  2. Step 2: Convert to fraction form
    9,781.95/14,676.54 = 4,519.48/x
  3. Step 3: Cross multiply
    9,781.95x = 14,676.54 × 4,519.48
  4. Step 4: Simplify right side
    9,781.95x = 66,330,329.00
  5. Step 5: Solve for x
    x = 66,330,329.00/9,781.95
  6. Step 6: Final answer
    x = 6,780.89

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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.