Home / 10,954.40-16,432.95-3,933.32

Finding the Fourth Proportional to 10,954.40, 16,432.95 and 3,933.32

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Solution

The fourth proportional to 10,954.40, 16,432.95 and 3,933.32 is: 5,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.40 : 16,432.95 = 3,933.32 : x
  2. Step 2: Convert to fraction form
    10,954.40/16,432.95 = 3,933.32/x
  3. Step 3: Cross multiply
    10,954.40x = 16,432.95 × 3,933.32
  4. Step 4: Simplify right side
    10,954.40x = 64,636,050.89
  5. Step 5: Solve for x
    x = 64,636,050.89/10,954.40
  6. Step 6: Final answer
    x = 5,900.46

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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.