Home / 3,518.62-4,855.70-1,925.42

Finding the Fourth Proportional to 3,518.62, 4,855.70 and 1,925.42

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Solution

The fourth proportional to 3,518.62, 4,855.70 and 1,925.42 is: 2,657.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.62 : 4,855.70 = 1,925.42 : x
  2. Step 2: Convert to fraction form
    3,518.62/4,855.70 = 1,925.42/x
  3. Step 3: Cross multiply
    3,518.62x = 4,855.70 × 1,925.42
  4. Step 4: Simplify right side
    3,518.62x = 9,349,231.60
  5. Step 5: Solve for x
    x = 9,349,231.60/3,518.62
  6. Step 6: Final answer
    x = 2,657.08

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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.