Home / 3,427.95-4,730.53-1,856.03

Finding the Fourth Proportional to 3,427.95, 4,730.53 and 1,856.03

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Solution

The fourth proportional to 3,427.95, 4,730.53 and 1,856.03 is: 2,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.95 : 4,730.53 = 1,856.03 : x
  2. Step 2: Convert to fraction form
    3,427.95/4,730.53 = 1,856.03/x
  3. Step 3: Cross multiply
    3,427.95x = 4,730.53 × 1,856.03
  4. Step 4: Simplify right side
    3,427.95x = 8,780,005.60
  5. Step 5: Solve for x
    x = 8,780,005.60/3,427.95
  6. Step 6: Final answer
    x = 2,561.30

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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.