Home / 10,845.76-16,267.20-3,055.20

Finding the Fourth Proportional to 10,845.76, 16,267.20 and 3,055.20

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Solution

The fourth proportional to 10,845.76, 16,267.20 and 3,055.20 is: 4,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.76 : 16,267.20 = 3,055.20 : x
  2. Step 2: Convert to fraction form
    10,845.76/16,267.20 = 3,055.20/x
  3. Step 3: Cross multiply
    10,845.76x = 16,267.20 × 3,055.20
  4. Step 4: Simplify right side
    10,845.76x = 49,699,549.44
  5. Step 5: Solve for x
    x = 49,699,549.44/10,845.76
  6. Step 6: Final answer
    x = 4,582.39

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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.