Home / 4,487.26-6,740.52-4,339.64

Finding the Fourth Proportional to 4,487.26, 6,740.52 and 4,339.64

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Solution

The fourth proportional to 4,487.26, 6,740.52 and 4,339.64 is: 6,518.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.26 : 6,740.52 = 4,339.64 : x
  2. Step 2: Convert to fraction form
    4,487.26/6,740.52 = 4,339.64/x
  3. Step 3: Cross multiply
    4,487.26x = 6,740.52 × 4,339.64
  4. Step 4: Simplify right side
    4,487.26x = 29,251,430.21
  5. Step 5: Solve for x
    x = 29,251,430.21/4,487.26
  6. Step 6: Final answer
    x = 6,518.77

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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.