Home / 5,589.36-7,709.88-3,493.08

Finding the Fourth Proportional to 5,589.36, 7,709.88 and 3,493.08

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Solution

The fourth proportional to 5,589.36, 7,709.88 and 3,493.08 is: 4,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.36 : 7,709.88 = 3,493.08 : x
  2. Step 2: Convert to fraction form
    5,589.36/7,709.88 = 3,493.08/x
  3. Step 3: Cross multiply
    5,589.36x = 7,709.88 × 3,493.08
  4. Step 4: Simplify right side
    5,589.36x = 26,931,227.63
  5. Step 5: Solve for x
    x = 26,931,227.63/5,589.36
  6. Step 6: Final answer
    x = 4,818.30

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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.