Home / 3,465.10-5,194.74-1,615.26

Finding the Fourth Proportional to 3,465.10, 5,194.74 and 1,615.26

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Solution

The fourth proportional to 3,465.10, 5,194.74 and 1,615.26 is: 2,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.10 : 5,194.74 = 1,615.26 : x
  2. Step 2: Convert to fraction form
    3,465.10/5,194.74 = 1,615.26/x
  3. Step 3: Cross multiply
    3,465.10x = 5,194.74 × 1,615.26
  4. Step 4: Simplify right side
    3,465.10x = 8,390,855.73
  5. Step 5: Solve for x
    x = 8,390,855.73/3,465.10
  6. Step 6: Final answer
    x = 2,421.53

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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.