Home / 10,057.58-13,880.07-5,809.43

Finding the Fourth Proportional to 10,057.58, 13,880.07 and 5,809.43

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Solution

The fourth proportional to 10,057.58, 13,880.07 and 5,809.43 is: 8,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.58 : 13,880.07 = 5,809.43 : x
  2. Step 2: Convert to fraction form
    10,057.58/13,880.07 = 5,809.43/x
  3. Step 3: Cross multiply
    10,057.58x = 13,880.07 × 5,809.43
  4. Step 4: Simplify right side
    10,057.58x = 80,635,225.66
  5. Step 5: Solve for x
    x = 80,635,225.66/10,057.58
  6. Step 6: Final answer
    x = 8,017.36

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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.