Home / 5,051.50-7,577.04-1,931.38

Finding the Fourth Proportional to 5,051.50, 7,577.04 and 1,931.38

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Solution

The fourth proportional to 5,051.50, 7,577.04 and 1,931.38 is: 2,896.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.50 : 7,577.04 = 1,931.38 : x
  2. Step 2: Convert to fraction form
    5,051.50/7,577.04 = 1,931.38/x
  3. Step 3: Cross multiply
    5,051.50x = 7,577.04 × 1,931.38
  4. Step 4: Simplify right side
    5,051.50x = 14,634,124.57
  5. Step 5: Solve for x
    x = 14,634,124.57/5,051.50
  6. Step 6: Final answer
    x = 2,896.99

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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.