Home / 3,477.05-5,208.63-2,089.63

Finding the Fourth Proportional to 3,477.05, 5,208.63 and 2,089.63

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Solution

The fourth proportional to 3,477.05, 5,208.63 and 2,089.63 is: 3,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.05 : 5,208.63 = 2,089.63 : x
  2. Step 2: Convert to fraction form
    3,477.05/5,208.63 = 2,089.63/x
  3. Step 3: Cross multiply
    3,477.05x = 5,208.63 × 2,089.63
  4. Step 4: Simplify right side
    3,477.05x = 10,884,110.47
  5. Step 5: Solve for x
    x = 10,884,110.47/3,477.05
  6. Step 6: Final answer
    x = 3,130.27

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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.