Home / 10,854.60-16,277.04-4,277.40

Finding the Fourth Proportional to 10,854.60, 16,277.04 and 4,277.40

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Solution

The fourth proportional to 10,854.60, 16,277.04 and 4,277.40 is: 6,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.60 : 16,277.04 = 4,277.40 : x
  2. Step 2: Convert to fraction form
    10,854.60/16,277.04 = 4,277.40/x
  3. Step 3: Cross multiply
    10,854.60x = 16,277.04 × 4,277.40
  4. Step 4: Simplify right side
    10,854.60x = 69,623,410.90
  5. Step 5: Solve for x
    x = 69,623,410.90/10,854.60
  6. Step 6: Final answer
    x = 6,414.18

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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.