Home / 4,973-7,461.28-2,199.32

Finding the Fourth Proportional to 4,973, 7,461.28 and 2,199.32

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Solution

The fourth proportional to 4,973, 7,461.28 and 2,199.32 is: 3,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973 : 7,461.28 = 2,199.32 : x
  2. Step 2: Convert to fraction form
    4,973/7,461.28 = 2,199.32/x
  3. Step 3: Cross multiply
    4,973x = 7,461.28 × 2,199.32
  4. Step 4: Simplify right side
    4,973x = 16,409,742.33
  5. Step 5: Solve for x
    x = 16,409,742.33/4,973
  6. Step 6: Final answer
    x = 3,299.77

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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.