Home / 5,214.58-7,808.20-3,574.33

Finding the Fourth Proportional to 5,214.58, 7,808.20 and 3,574.33

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Solution

The fourth proportional to 5,214.58, 7,808.20 and 3,574.33 is: 5,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.58 : 7,808.20 = 3,574.33 : x
  2. Step 2: Convert to fraction form
    5,214.58/7,808.20 = 3,574.33/x
  3. Step 3: Cross multiply
    5,214.58x = 7,808.20 × 3,574.33
  4. Step 4: Simplify right side
    5,214.58x = 27,909,055.05
  5. Step 5: Solve for x
    x = 27,909,055.05/5,214.58
  6. Step 6: Final answer
    x = 5,352.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.