Home / 2,492.67-3,439.84-1,373.60

Finding the Fourth Proportional to 2,492.67, 3,439.84 and 1,373.60

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Solution

The fourth proportional to 2,492.67, 3,439.84 and 1,373.60 is: 1,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.67 : 3,439.84 = 1,373.60 : x
  2. Step 2: Convert to fraction form
    2,492.67/3,439.84 = 1,373.60/x
  3. Step 3: Cross multiply
    2,492.67x = 3,439.84 × 1,373.60
  4. Step 4: Simplify right side
    2,492.67x = 4,724,964.22
  5. Step 5: Solve for x
    x = 4,724,964.22/2,492.67
  6. Step 6: Final answer
    x = 1,895.54

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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.