Home / 10,904.74-16,343.90-4,973.50

Finding the Fourth Proportional to 10,904.74, 16,343.90 and 4,973.50

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Solution

The fourth proportional to 10,904.74, 16,343.90 and 4,973.50 is: 7,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.74 : 16,343.90 = 4,973.50 : x
  2. Step 2: Convert to fraction form
    10,904.74/16,343.90 = 4,973.50/x
  3. Step 3: Cross multiply
    10,904.74x = 16,343.90 × 4,973.50
  4. Step 4: Simplify right side
    10,904.74x = 81,286,361.78
  5. Step 5: Solve for x
    x = 81,286,361.78/10,904.74
  6. Step 6: Final answer
    x = 7,454.23

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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.