Home / 9,996.83-14,980.66-5,615.54

Finding the Fourth Proportional to 9,996.83, 14,980.66 and 5,615.54

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Solution

The fourth proportional to 9,996.83, 14,980.66 and 5,615.54 is: 8,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.83 : 14,980.66 = 5,615.54 : x
  2. Step 2: Convert to fraction form
    9,996.83/14,980.66 = 5,615.54/x
  3. Step 3: Cross multiply
    9,996.83x = 14,980.66 × 5,615.54
  4. Step 4: Simplify right side
    9,996.83x = 84,124,406.51
  5. Step 5: Solve for x
    x = 84,124,406.51/9,996.83
  6. Step 6: Final answer
    x = 8,415.11

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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.