Home / 3,242.05-4,867.93-1,856.95

Finding the Fourth Proportional to 3,242.05, 4,867.93 and 1,856.95

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Solution

The fourth proportional to 3,242.05, 4,867.93 and 1,856.95 is: 2,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.05 : 4,867.93 = 1,856.95 : x
  2. Step 2: Convert to fraction form
    3,242.05/4,867.93 = 1,856.95/x
  3. Step 3: Cross multiply
    3,242.05x = 4,867.93 × 1,856.95
  4. Step 4: Simplify right side
    3,242.05x = 9,039,492.76
  5. Step 5: Solve for x
    x = 9,039,492.76/3,242.05
  6. Step 6: Final answer
    x = 2,788.20

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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.