Home / 10,830.60-16,246.44-3,038.40

Finding the Fourth Proportional to 10,830.60, 16,246.44 and 3,038.40

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Solution

The fourth proportional to 10,830.60, 16,246.44 and 3,038.40 is: 4,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.60 : 16,246.44 = 3,038.40 : x
  2. Step 2: Convert to fraction form
    10,830.60/16,246.44 = 3,038.40/x
  3. Step 3: Cross multiply
    10,830.60x = 16,246.44 × 3,038.40
  4. Step 4: Simplify right side
    10,830.60x = 49,363,183.30
  5. Step 5: Solve for x
    x = 49,363,183.30/10,830.60
  6. Step 6: Final answer
    x = 4,557.75

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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.