Home / 5,534.46-8,302.50-1,638.36

Finding the Fourth Proportional to 5,534.46, 8,302.50 and 1,638.36

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Solution

The fourth proportional to 5,534.46, 8,302.50 and 1,638.36 is: 2,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.46 : 8,302.50 = 1,638.36 : x
  2. Step 2: Convert to fraction form
    5,534.46/8,302.50 = 1,638.36/x
  3. Step 3: Cross multiply
    5,534.46x = 8,302.50 × 1,638.36
  4. Step 4: Simplify right side
    5,534.46x = 13,602,483.90
  5. Step 5: Solve for x
    x = 13,602,483.90/5,534.46
  6. Step 6: Final answer
    x = 2,457.78

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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.