Home / 5,371.08-7,405.23-3,479.34

Finding the Fourth Proportional to 5,371.08, 7,405.23 and 3,479.34

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Solution

The fourth proportional to 5,371.08, 7,405.23 and 3,479.34 is: 4,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.08 : 7,405.23 = 3,479.34 : x
  2. Step 2: Convert to fraction form
    5,371.08/7,405.23 = 3,479.34/x
  3. Step 3: Cross multiply
    5,371.08x = 7,405.23 × 3,479.34
  4. Step 4: Simplify right side
    5,371.08x = 25,765,312.95
  5. Step 5: Solve for x
    x = 25,765,312.95/5,371.08
  6. Step 6: Final answer
    x = 4,797.05

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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.