Home / 10,670.94-16,004.52-2,878.74

Finding the Fourth Proportional to 10,670.94, 16,004.52 and 2,878.74

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Solution

The fourth proportional to 10,670.94, 16,004.52 and 2,878.74 is: 4,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.94 : 16,004.52 = 2,878.74 : x
  2. Step 2: Convert to fraction form
    10,670.94/16,004.52 = 2,878.74/x
  3. Step 3: Cross multiply
    10,670.94x = 16,004.52 × 2,878.74
  4. Step 4: Simplify right side
    10,670.94x = 46,072,851.90
  5. Step 5: Solve for x
    x = 46,072,851.90/10,670.94
  6. Step 6: Final answer
    x = 4,317.60

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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.