Home / 10,080.24-13,911.63-5,604.90

Finding the Fourth Proportional to 10,080.24, 13,911.63 and 5,604.90

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Solution

The fourth proportional to 10,080.24, 13,911.63 and 5,604.90 is: 7,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.24 : 13,911.63 = 5,604.90 : x
  2. Step 2: Convert to fraction form
    10,080.24/13,911.63 = 5,604.90/x
  3. Step 3: Cross multiply
    10,080.24x = 13,911.63 × 5,604.90
  4. Step 4: Simplify right side
    10,080.24x = 77,973,294.99
  5. Step 5: Solve for x
    x = 77,973,294.99/10,080.24
  6. Step 6: Final answer
    x = 7,735.26

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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.