Home / 6,051.78-9,072.72-3,130.92

Finding the Fourth Proportional to 6,051.78, 9,072.72 and 3,130.92

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Solution

The fourth proportional to 6,051.78, 9,072.72 and 3,130.92 is: 4,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.78 : 9,072.72 = 3,130.92 : x
  2. Step 2: Convert to fraction form
    6,051.78/9,072.72 = 3,130.92/x
  3. Step 3: Cross multiply
    6,051.78x = 9,072.72 × 3,130.92
  4. Step 4: Simplify right side
    6,051.78x = 28,405,960.50
  5. Step 5: Solve for x
    x = 28,405,960.50/6,051.78
  6. Step 6: Final answer
    x = 4,693.82

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1.5x scale

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.