Home / 4,922.08-7,378.56-2,581.60

Finding the Fourth Proportional to 4,922.08, 7,378.56 and 2,581.60

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Solution

The fourth proportional to 4,922.08, 7,378.56 and 2,581.60 is: 3,870.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.08 : 7,378.56 = 2,581.60 : x
  2. Step 2: Convert to fraction form
    4,922.08/7,378.56 = 2,581.60/x
  3. Step 3: Cross multiply
    4,922.08x = 7,378.56 × 2,581.60
  4. Step 4: Simplify right side
    4,922.08x = 19,048,490.50
  5. Step 5: Solve for x
    x = 19,048,490.50/4,922.08
  6. Step 6: Final answer
    x = 3,870.01

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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.