Home / 3,051.16-4,576.69-971.13

Finding the Fourth Proportional to 3,051.16, 4,576.69 and 971.13

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Solution

The fourth proportional to 3,051.16, 4,576.69 and 971.13 is: 1,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.16 : 4,576.69 = 971.13 : x
  2. Step 2: Convert to fraction form
    3,051.16/4,576.69 = 971.13/x
  3. Step 3: Cross multiply
    3,051.16x = 4,576.69 × 971.13
  4. Step 4: Simplify right side
    3,051.16x = 4,444,560.96
  5. Step 5: Solve for x
    x = 4,444,560.96/3,051.16
  6. Step 6: Final answer
    x = 1,456.68

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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.