Home / 3,539.96-5,312.67-1,897.88

Finding the Fourth Proportional to 3,539.96, 5,312.67 and 1,897.88

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Solution

The fourth proportional to 3,539.96, 5,312.67 and 1,897.88 is: 2,848.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.96 : 5,312.67 = 1,897.88 : x
  2. Step 2: Convert to fraction form
    3,539.96/5,312.67 = 1,897.88/x
  3. Step 3: Cross multiply
    3,539.96x = 5,312.67 × 1,897.88
  4. Step 4: Simplify right side
    3,539.96x = 10,082,810.14
  5. Step 5: Solve for x
    x = 10,082,810.14/3,539.96
  6. Step 6: Final answer
    x = 2,848.28

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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.