Home / 10,845.65-16,273.92-4,276.55

Finding the Fourth Proportional to 10,845.65, 16,273.92 and 4,276.55

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Solution

The fourth proportional to 10,845.65, 16,273.92 and 4,276.55 is: 6,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.65 : 16,273.92 = 4,276.55 : x
  2. Step 2: Convert to fraction form
    10,845.65/16,273.92 = 4,276.55/x
  3. Step 3: Cross multiply
    10,845.65x = 16,273.92 × 4,276.55
  4. Step 4: Simplify right side
    10,845.65x = 69,596,232.58
  5. Step 5: Solve for x
    x = 69,596,232.58/10,845.65
  6. Step 6: Final answer
    x = 6,416.97

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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.