Home / 10,080.42-13,911.10-5,604.44

Finding the Fourth Proportional to 10,080.42, 13,911.10 and 5,604.44

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Solution

The fourth proportional to 10,080.42, 13,911.10 and 5,604.44 is: 7,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.42 : 13,911.10 = 5,604.44 : x
  2. Step 2: Convert to fraction form
    10,080.42/13,911.10 = 5,604.44/x
  3. Step 3: Cross multiply
    10,080.42x = 13,911.10 × 5,604.44
  4. Step 4: Simplify right side
    10,080.42x = 77,963,925.28
  5. Step 5: Solve for x
    x = 77,963,925.28/10,080.42
  6. Step 6: Final answer
    x = 7,734.19

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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.