Home / 10,836.30-16,256.40-4,993.50

Finding the Fourth Proportional to 10,836.30, 16,256.40 and 4,993.50

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Solution

The fourth proportional to 10,836.30, 16,256.40 and 4,993.50 is: 7,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.30 : 16,256.40 = 4,993.50 : x
  2. Step 2: Convert to fraction form
    10,836.30/16,256.40 = 4,993.50/x
  3. Step 3: Cross multiply
    10,836.30x = 16,256.40 × 4,993.50
  4. Step 4: Simplify right side
    10,836.30x = 81,176,333.40
  5. Step 5: Solve for x
    x = 81,176,333.40/10,836.30
  6. Step 6: Final answer
    x = 7,491.15

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1.5x scale

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.