Home / 3,430.44-4,734.01-1,858.53

Finding the Fourth Proportional to 3,430.44, 4,734.01 and 1,858.53

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Solution

The fourth proportional to 3,430.44, 4,734.01 and 1,858.53 is: 2,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.44 : 4,734.01 = 1,858.53 : x
  2. Step 2: Convert to fraction form
    3,430.44/4,734.01 = 1,858.53/x
  3. Step 3: Cross multiply
    3,430.44x = 4,734.01 × 1,858.53
  4. Step 4: Simplify right side
    3,430.44x = 8,798,299.61
  5. Step 5: Solve for x
    x = 8,798,299.61/3,430.44
  6. Step 6: Final answer
    x = 2,564.77

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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.