Home / 4,992.20-7,502.70-4,358.60

Finding the Fourth Proportional to 4,992.20, 7,502.70 and 4,358.60

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Solution

The fourth proportional to 4,992.20, 7,502.70 and 4,358.60 is: 6,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.20 : 7,502.70 = 4,358.60 : x
  2. Step 2: Convert to fraction form
    4,992.20/7,502.70 = 4,358.60/x
  3. Step 3: Cross multiply
    4,992.20x = 7,502.70 × 4,358.60
  4. Step 4: Simplify right side
    4,992.20x = 32,701,268.22
  5. Step 5: Solve for x
    x = 32,701,268.22/4,992.20
  6. Step 6: Final answer
    x = 6,550.47

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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.