Home / 5,088.86-7,636.24-2,748.92

Finding the Fourth Proportional to 5,088.86, 7,636.24 and 2,748.92

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Solution

The fourth proportional to 5,088.86, 7,636.24 and 2,748.92 is: 4,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.86 : 7,636.24 = 2,748.92 : x
  2. Step 2: Convert to fraction form
    5,088.86/7,636.24 = 2,748.92/x
  3. Step 3: Cross multiply
    5,088.86x = 7,636.24 × 2,748.92
  4. Step 4: Simplify right side
    5,088.86x = 20,991,412.86
  5. Step 5: Solve for x
    x = 20,991,412.86/5,088.86
  6. Step 6: Final answer
    x = 4,124.97

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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.