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Finding the Fourth Proportional to 4,998.89, 7,498.37 and 1,712.01

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Solution

The fourth proportional to 4,998.89, 7,498.37 and 1,712.01 is: 2,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.89 : 7,498.37 = 1,712.01 : x
  2. Step 2: Convert to fraction form
    4,998.89/7,498.37 = 1,712.01/x
  3. Step 3: Cross multiply
    4,998.89x = 7,498.37 × 1,712.01
  4. Step 4: Simplify right side
    4,998.89x = 12,837,288.70
  5. Step 5: Solve for x
    x = 12,837,288.70/4,998.89
  6. Step 6: Final answer
    x = 2,568.03

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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.