Home / 5,051.74-7,577.58-1,931.02

Finding the Fourth Proportional to 5,051.74, 7,577.58 and 1,931.02

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Solution

The fourth proportional to 5,051.74, 7,577.58 and 1,931.02 is: 2,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.74 : 7,577.58 = 1,931.02 : x
  2. Step 2: Convert to fraction form
    5,051.74/7,577.58 = 1,931.02/x
  3. Step 3: Cross multiply
    5,051.74x = 7,577.58 × 1,931.02
  4. Step 4: Simplify right side
    5,051.74x = 14,632,458.53
  5. Step 5: Solve for x
    x = 14,632,458.53/5,051.74
  6. Step 6: Final answer
    x = 2,896.52

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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.