Home / 3,036-4,531.56-2,962.32

Finding the Fourth Proportional to 3,036, 4,531.56 and 2,962.32

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Solution

The fourth proportional to 3,036, 4,531.56 and 2,962.32 is: 4,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036 : 4,531.56 = 2,962.32 : x
  2. Step 2: Convert to fraction form
    3,036/4,531.56 = 2,962.32/x
  3. Step 3: Cross multiply
    3,036x = 4,531.56 × 2,962.32
  4. Step 4: Simplify right side
    3,036x = 13,423,930.82
  5. Step 5: Solve for x
    x = 13,423,930.82/3,036
  6. Step 6: Final answer
    x = 4,421.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.