Home / 3,319.84-4,581.30-1,922.50

Finding the Fourth Proportional to 3,319.84, 4,581.30 and 1,922.50

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Solution

The fourth proportional to 3,319.84, 4,581.30 and 1,922.50 is: 2,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.84 : 4,581.30 = 1,922.50 : x
  2. Step 2: Convert to fraction form
    3,319.84/4,581.30 = 1,922.50/x
  3. Step 3: Cross multiply
    3,319.84x = 4,581.30 × 1,922.50
  4. Step 4: Simplify right side
    3,319.84x = 8,807,549.25
  5. Step 5: Solve for x
    x = 8,807,549.25/3,319.84
  6. Step 6: Final answer
    x = 2,653.00

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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.