Home / 10,080.65-13,911.04-5,604.37

Finding the Fourth Proportional to 10,080.65, 13,911.04 and 5,604.37

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Solution

The fourth proportional to 10,080.65, 13,911.04 and 5,604.37 is: 7,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.65 : 13,911.04 = 5,604.37 : x
  2. Step 2: Convert to fraction form
    10,080.65/13,911.04 = 5,604.37/x
  3. Step 3: Cross multiply
    10,080.65x = 13,911.04 × 5,604.37
  4. Step 4: Simplify right side
    10,080.65x = 77,962,615.24
  5. Step 5: Solve for x
    x = 77,962,615.24/10,080.65
  6. Step 6: Final answer
    x = 7,733.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.