Home / 10,860.36-16,290.20-3,465.27

Finding the Fourth Proportional to 10,860.36, 16,290.20 and 3,465.27

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Solution

The fourth proportional to 10,860.36, 16,290.20 and 3,465.27 is: 5,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.36 : 16,290.20 = 3,465.27 : x
  2. Step 2: Convert to fraction form
    10,860.36/16,290.20 = 3,465.27/x
  3. Step 3: Cross multiply
    10,860.36x = 16,290.20 × 3,465.27
  4. Step 4: Simplify right side
    10,860.36x = 56,449,924.03
  5. Step 5: Solve for x
    x = 56,449,924.03/10,860.36
  6. Step 6: Final answer
    x = 5,197.79

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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.