Home / 5,097.89-7,035.06-2,859.80

Finding the Fourth Proportional to 5,097.89, 7,035.06 and 2,859.80

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Solution

The fourth proportional to 5,097.89, 7,035.06 and 2,859.80 is: 3,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.89 : 7,035.06 = 2,859.80 : x
  2. Step 2: Convert to fraction form
    5,097.89/7,035.06 = 2,859.80/x
  3. Step 3: Cross multiply
    5,097.89x = 7,035.06 × 2,859.80
  4. Step 4: Simplify right side
    5,097.89x = 20,118,829.41
  5. Step 5: Solve for x
    x = 20,118,829.41/5,097.89
  6. Step 6: Final answer
    x = 3,946.51

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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.